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1.
RMD Open ; 10(2)2024 May 20.
Artículo en Inglés | MEDLINE | ID: mdl-38772678

RESUMEN

OBJECTIVE: Patients with X linked agammaglobulinemia are susceptible to enterovirus (EV) infections. Similarly, severe EV infections have been described in patients with impaired B-cell response following treatment with anti-CD20 monoclonal antibodies (mAbs), mostly in those treated for haematological malignancies. We aimed to describe severe EV infections in patients receiving anti-CD20 mAbs for immune-mediated inflammatory diseases (IMIDs). METHODS: Patients were included following a screening of data collected through the routine surveillance of EV infections coordinated by the National Reference Center and a review of the literature. Additionally, neutralising antibodies were assessed in a patient with chronic EV-A71 meningoencephalitis. RESULTS: Nine original and 17 previously published cases were retrieved. Meningoencephalitis (n=21/26, 81%) associated with EV-positive cerebrospinal fluid (n=20/22, 91%) was the most common manifestation. The mortality rate was high (27%). EV was the only causal agents in all reported cases. Patients received multiple anti-CD20 mAbs infusions (median 8 (5-10)), resulting in complete B-cell depletion and moderate hypogammaglobulinemia (median 4.9 g/L (4.3-6.7)), and had limited concomitant immunosuppressive treatments. Finally, in a patient with EV-A71 meningoencephalitis, a lack of B-cell response to EV was shown. CONCLUSION: EV infection should be evoked in patients with IMIDs presenting with atypical organ involvement, especially meningoencephalitis. Anti-CD20 mAbs may lead to impaired B-cell response against EV, although an underlying primary immunodeficiency should systematically be discussed.


Asunto(s)
Anticuerpos Monoclonales , Antígenos CD20 , Infecciones por Enterovirus , Humanos , Infecciones por Enterovirus/inmunología , Infecciones por Enterovirus/diagnóstico , Masculino , Femenino , Anticuerpos Monoclonales/uso terapéutico , Antígenos CD20/inmunología , Persona de Mediana Edad , Adulto , Meningoencefalitis/inmunología , Meningoencefalitis/virología , Meningoencefalitis/etiología , Meningoencefalitis/diagnóstico , Meningoencefalitis/tratamiento farmacológico , Anciano , Rituximab/uso terapéutico , Linfocitos B/inmunología , Agammaglobulinemia/inmunología , Agammaglobulinemia/complicaciones , Inflamación/inmunología
2.
J Dermatolog Treat ; 35(1): 2351489, 2024 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-38724042

RESUMEN

BACKGROUND: Genital involvement in atopic dermatitis(AD) can have a significant impact on the patient's quality of life. However, inspection of genital areas is not usually conducted during routine examination and patients may be reluctant to inform the clinician or show this area. OBJECTIVE: to evaluate the efficacy of tralokinumab in AD patients with genital involvement. METHODS: Adult patients with moderate/severe AD and genital involvement receiving tralokinumab have been analyzed. Primary endpoints were EASI, DLQI, PP-NRS, genital-IGA (g-IGA) and genital itching (GI) at week 16. RESULTS: out of 48 patients with moderate/severe AD under treatment with tralokinumab, 12 patients (25%) showed a genital involvement. Seven patients reported itching in the genital area (58%), while none reported a positive history of genital infections. Median scores at T0 were EASI 17.5, PP-NRS 8 and DLQI 14. After 16 weeks of treatment, we observed a median EASI of 3, a median PP-NRS of 1 and a median DLQI of 1. Finally, concerning the genital response, after 16 weeks of treatment, we observed a statistically significant decrease in mean GI and g-IGA scores. CONCLUSION: despite the small size of our sample, tralokinumab can be considered as a valid treatment option for AD with genital involvement.


Asunto(s)
Anticuerpos Monoclonales , Dermatitis Atópica , Índice de Severidad de la Enfermedad , Humanos , Dermatitis Atópica/tratamiento farmacológico , Dermatitis Atópica/patología , Masculino , Femenino , Adulto , Anticuerpos Monoclonales/uso terapéutico , Persona de Mediana Edad , Resultado del Tratamiento , Prurito/tratamiento farmacológico , Prurito/etiología , Calidad de Vida , Adulto Joven , Enfermedades de los Genitales Femeninos/tratamiento farmacológico , Enfermedades de los Genitales Masculinos/tratamiento farmacológico
4.
Adv Exp Med Biol ; 1447: 139-149, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-38724791

RESUMEN

Dupilumab and tralokinumab are currently the only FDA-approved biologic therapies for the treatment of moderate-to-severe atopic dermatitis. Tralokinumab is approved for patients greater than 18 years old, and dupilumab is approved for patients as young as 6 months old. Both medications are effective in clinical trials at improving atopic dermatitis. With a good safety profile and low-risk adverse events, dupilumab and tralokinumab are generally excellent treatment options for patients with severe or refractory atopic dermatitis.


Asunto(s)
Anticuerpos Monoclonales Humanizados , Anticuerpos Monoclonales , Dermatitis Atópica , Dermatitis Atópica/tratamiento farmacológico , Dermatitis Atópica/inmunología , Humanos , Anticuerpos Monoclonales Humanizados/uso terapéutico , Anticuerpos Monoclonales Humanizados/efectos adversos , Anticuerpos Monoclonales/uso terapéutico , Terapia Biológica/métodos , Resultado del Tratamiento
5.
Exp Dermatol ; 33(5): e15067, 2024 May.
Artículo en Inglés | MEDLINE | ID: mdl-38757460

RESUMEN

Patients receiving interleukin (IL)-inhibiting biologics for moderate-to-severe psoriasis (PsO) may be treated with escalated doses to optimize outcomes. This study evaluated escalation prevalence in a Japanese claims analysis of patients with PsO diagnosis preceding IL-inhibiting biologic treatment and ≥1 post-induction maintenance claim (index date) with sufficient data availability from January 2014 to May 2022. Patients with non-persistence were excluded. Expected daily dose (EDD) was calculated as the recommended maintenance dose divided by the treatment interval. Dose escalation was defined as ≥2 claims showing a ≥20% increase in the observed average daily dose (ADD) over the EDD (with sensitivities requiring ≥1 claim and ≥30%). Significant differences were tested using multivariable regressions. The study included 982 unique patients treated with brodalumab (BRO; n = 104), guselkumab (GUS; n = 207), ixekizumab (IXE; n = 159), risankizumab (RIS; n = 135), secukinumab (SEC; n = 215) and ustekinumab (UST; n = 196). Within 12 months, dose escalation was observed for all IL-inhibiting biologics other than GUS and RIS: 44.4% for UST, 37.2% for IXE, 3.4% for SEC and 1.4% for BRO. In multivariable-adjusted analyses, odds of dose escalation were significantly lower for all products relative to UST. In sensitivities, escalation was observed for all products except RIS.


Asunto(s)
Anticuerpos Monoclonales Humanizados , Psoriasis , Psoriasis/tratamiento farmacológico , Humanos , Japón , Masculino , Femenino , Persona de Mediana Edad , Adulto , Anticuerpos Monoclonales Humanizados/administración & dosificación , Anticuerpos Monoclonales Humanizados/uso terapéutico , Productos Biológicos/administración & dosificación , Productos Biológicos/uso terapéutico , Índice de Severidad de la Enfermedad , Fármacos Dermatológicos/administración & dosificación , Fármacos Dermatológicos/uso terapéutico , Ustekinumab/uso terapéutico , Ustekinumab/administración & dosificación , Relación Dosis-Respuesta a Droga , Anticuerpos Monoclonales/administración & dosificación , Anticuerpos Monoclonales/uso terapéutico , Interleucinas , Anciano
7.
CNS Drugs ; 38(6): 425-441, 2024 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-38724842

RESUMEN

In the last decade, the landscape of treating autoimmune diseases has evolved with the emergence and approval of novel targeted therapies. Several new biological agents offer selective and target-specific immunotherapy and therefore fewer side effects, such as neonatal Fc receptor (FcRn)-targeting therapy. Neonatal Fc receptor-targeted therapies are engineered to selectively target FcRn through various methods, such as Fc fragments or monoclonal anti-FcRn antibodies. These approaches enhance the breakdown of autoantibodies by blocking the immunoglobulin G recycling pathway. This mechanism reduces overall plasma immunoglobulin levels, including the levels of pathogenic autoantibodies, without affecting the other immunoglobulin class immunoglobulin A, immunoglobulin E, immunoglobulin M, and immunoglobulin D levels. Drugs that inhibit FcRn include efgartigimod, rozanolixizumab, batoclimab, and nipocalimab. These medications can be administered either intravenously or subcutaneously. Numerous clinical trials are currently underway to investigate their effectiveness, safety, and tolerability in various neurological conditions, including myasthenia gravis and other neurological disorders such as chronic inflammatory demyelinating polyneuropathy, myositis, neuromyelitis optica, and myelin oligodendrocyte glycoprotein antibody disease. Positive results from clinical trials of efgartigimod and rozanolixizumab led to their approval for the treatment of generalized myasthenia gravis. Additional clinical trials are still ongoing. Neonatal Fc receptor inhibitor agents seem to be well tolerated. Reported adverse events include headache (most commonly observed with efgartigimod and rozanolixizumab), upper respiratory tract infection, urinary tract infection, diarrhea, pyrexia, and nausea. Additionally, some of these agents may cause transient hypoalbuminemia and hypercholesterolemia notably reported with batoclimab and nipocalimab. In this review, we discuss the available clinical data for FcRN inhibitor agents in treating different neurological autoimmune diseases.


Asunto(s)
Antígenos de Histocompatibilidad Clase I , Enfermedades del Sistema Nervioso , Receptores Fc , Humanos , Enfermedades del Sistema Nervioso/tratamiento farmacológico , Animales , Anticuerpos Monoclonales/uso terapéutico , Anticuerpos Monoclonales/farmacología , Anticuerpos Monoclonales/efectos adversos , Anticuerpos Monoclonales/administración & dosificación
8.
J Nucl Med ; 65(Suppl 1): 12S-18S, 2024 May 06.
Artículo en Inglés | MEDLINE | ID: mdl-38719240

RESUMEN

Nectin cell adhesion molecule 4 (nectin-4) is a transmembrane protein overexpressed on a variety of cancers and plays an important role in oncogenic and metastatic processes. The nectin-4-targeted antibody-drug conjugate enfortumab vedotin has been approved for treating locally advanced or metastatic urothelial cancer, but the efficacy in other types of cancer remains to be explored. The aim of this study was to evaluate the feasibility of nectin-4-targeted PET imaging with 68Ga-N188 as a noninvasive method to quantify membranous nectin-4 expression in multiple tumor types-an approach that may provide insight for patient stratification and treatment selection. Methods: Sixty-two patients with 16 types of cancer underwent head-to-head 68Ga-N188 and 18F-FDG PET/CT imaging for initial staging or detection of recurrence and metastases. Correlation between lesion SUVmax and nectin-4 expression determined by immunohistochemistry staining was analyzed in 36 of 62 patients. Results: The SUVmax of 68Ga-N188 had a positive correlation with membranous nectin-4 expression in the various tumor types tested (r = 0.458; P = 0.005), whereas no association was observed between the SUVmax and cytoplasmic nectin-4 expression. The detection rates for patient-based analysis of 68Ga-N188 and 18F-FDG PET/CT examinations were comparable (95.00% [57/60] vs. 93.33% [56/60]). In patients with pancreatic cancer, 68Ga-N188 exhibited a potential advantage for detecting residual or locally recurrent tumors; this advantage may assist in clinical decision-making. Conclusion: The correlation between nectin-4-targeted 68Ga-N188 PET imaging and membranous nectin-4 expression indicates the potential of 68Ga-N188 as an effective tool for selecting patients who may benefit from enfortumab vedotin treatment. The PET imaging results provided evidence to explore nectin-4-targeted therapy in a variety of tumors. 68Ga-N188 may improve the restaging of pancreatic cancer but requires further evaluation in a powered, prospective setting.


Asunto(s)
Moléculas de Adhesión Celular , Tomografía Computarizada por Tomografía de Emisión de Positrones , Humanos , Moléculas de Adhesión Celular/metabolismo , Femenino , Masculino , Persona de Mediana Edad , Anciano , Neoplasias/diagnóstico por imagen , Neoplasias/metabolismo , Adulto , Anticuerpos Monoclonales/uso terapéutico , Regulación Neoplásica de la Expresión Génica , Anciano de 80 o más Años , Investigación Biomédica Traslacional , Nectinas
10.
Zhonghua Nei Ke Za Zhi ; 63(5): 517-520, 2024 May 01.
Artículo en Chino | MEDLINE | ID: mdl-38715493

RESUMEN

A 52-year-old woman was admitted with a primary complaint of abdominal distension and increased abdominal circumference for more than half a year. There was no evidence of infection or solid tumor on abdominocentesis or laparoscopic surgery. Concurrently, smoldering multiple myeloma was diagnosed. Due to refractory ascites and portal hypertension, a transjugular intrahepatic portosystemic shunt was performed, but the efficacy was not satisfactory. As the anemia progressed, she was finally diagnosed with active multiple myeloma after monoclonal plasma cells were detected in the ascites by flow cytometry. Treated with a triplet regimen that included bortezomib, cyclophosphamide, and dexamethasone (BCD), she achieved a very good partial response and ascites regressed.


Asunto(s)
Ascitis , Mieloma Múltiple , Humanos , Femenino , Persona de Mediana Edad , Ascitis/etiología , Mieloma Múltiple/complicaciones , Dexametasona/uso terapéutico , Dexametasona/administración & dosificación , Ciclofosfamida/uso terapéutico , Bortezomib/uso terapéutico , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapéutico , Anticuerpos Monoclonales/uso terapéutico , Hipertensión Portal
11.
Hum Vaccin Immunother ; 20(1): 2341505, 2024 Dec 31.
Artículo en Inglés | MEDLINE | ID: mdl-38723786

RESUMEN

Respiratory Syncytial Virus poses a significant global public health threat, particularly affecting infants aged less than one year of age. Recently, two forms of passive immunization against infant RSV have been developed and brought to market; nirsevimab a long-acting monoclonal antibody (mAb) and RSV-PreF, a maternal RSV vaccine. The acceptability and uptake of these products will play a pivotal role in determining the success of any national immunization strategy aimed at safeguarding infants from RSV. It is crucial at this time to reflect on the factors that influence parental decisions surrounding immunization to facilitate more informed discussions, enhance healthcare communication, and contribute to the design of effective RSV prevention strategies that resonate with the concerns and aspirations of parents worldwide.


Asunto(s)
Anticuerpos Monoclonales , Padres , Infecciones por Virus Sincitial Respiratorio , Vacunas contra Virus Sincitial Respiratorio , Humanos , Vacunas contra Virus Sincitial Respiratorio/inmunología , Vacunas contra Virus Sincitial Respiratorio/administración & dosificación , Infecciones por Virus Sincitial Respiratorio/prevención & control , Infecciones por Virus Sincitial Respiratorio/inmunología , Lactante , Anticuerpos Monoclonales/inmunología , Anticuerpos Monoclonales/uso terapéutico , Padres/psicología , Femenino , Vacunación/psicología , Recién Nacido , Inmunización Pasiva
13.
Front Immunol ; 15: 1354710, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-38726010

RESUMEN

Cancer vaccines are gaining ground as immunotherapy options. We have previously demonstrated in cutaneous melanoma (CM) patients that adjuvant treatment with VACCIMEL, a mixture of four irradiated CM cell lines co-adjuvanted with BCG and GM-CSF, increases the cellular immune response to melanocyte differentiation antigens, cancer-testis antigens and neoantigens, with respect to basal levels. On the other hand, it is also known that treatment with anti-PD-1 monoclonal antibodies (MAbs), acting on pre-existing tumor-reactive lymphocytes, induces clinical responses in CM patients, albeit in a fraction of treated patients. A combination of both treatments would appear therefore desirable. In this paper, we describe CM patients who, having progressed even years after vaccination, were treated with anti-PD-1 MAbs. In 5/5 of such progressor patients, complete responses were obtained which lasted between 3 and 65+ months. Three of the patients remain disease-free and two recurred. One of the patients passed away after a recurrence of brain metastases. We suggest that clonally expanded reactive lymphocytes induced by VACCIMEL partially remain as memory cells, which may be recalled after tumor recurrence and may foster ulterior activity of anti-PD-1 MAbs.


Asunto(s)
Vacunas contra el Cáncer , Melanoma , Receptor de Muerte Celular Programada 1 , Neoplasias Cutáneas , Humanos , Melanoma/inmunología , Melanoma/terapia , Melanoma/tratamiento farmacológico , Neoplasias Cutáneas/inmunología , Neoplasias Cutáneas/terapia , Neoplasias Cutáneas/tratamiento farmacológico , Receptor de Muerte Celular Programada 1/antagonistas & inhibidores , Receptor de Muerte Celular Programada 1/inmunología , Vacunas contra el Cáncer/inmunología , Vacunas contra el Cáncer/uso terapéutico , Vacunas contra el Cáncer/administración & dosificación , Masculino , Femenino , Persona de Mediana Edad , Anciano , Inhibidores de Puntos de Control Inmunológico/uso terapéutico , Anticuerpos Monoclonales/uso terapéutico , Melanoma Cutáneo Maligno , Resultado del Tratamiento , Adyuvantes Inmunológicos/uso terapéutico , Adyuvantes Inmunológicos/administración & dosificación
14.
Cancer Med ; 13(9): e7232, 2024 May.
Artículo en Inglés | MEDLINE | ID: mdl-38698679

RESUMEN

BACKGROUND: Comparative investigations evaluating the efficacy of pomalidomide-based (Pom-based) versus daratumumab-based (Dara-based) therapies in patients with relapsed/refractory multiple myeloma (RRMM) remain scarce, both in randomized controlled trials and real-world studies. METHODS: This retrospective cohort study included 140 RRMM patients treated with Pom-based or Dara-based or a combination of pomalidomide and daratumumab (DPd) regimens in a Chinese tertiary hospital between December 2018 and July 2023. RESULTS: The overall response rates (ORR) for Pom-based (n = 48), Dara-based (n = 68), and DPd (n = 24) groups were 57.8%, 84.6%, and 75.0%, respectively (p = 0.007). At data cutoff on August 1, 2023, the median progression-free survival (PFS) was 5.7 months (95% CI: 5.0-6.5) for the Pom-based group, 10.5 months (5.2-15.8) for the Dara-based group, and 6.7 months (4.0-9.3) for the DPd group (p = 0.056). Multivariate analysis identified treatment regimens (Dara-based vs. Pom-based, DPd vs. Pom-based) and Eastern Cooperative Oncology Group performance status (ECOG PS) as independent prognostic factors for PFS. In the subgroups of patients aged >65 years, with ECOG PS ≥2, lines of therapy ≥2, extramedullary disease or double-refractory disease (refractory to both lenalidomide and proteasome inhibitors), the superiority of Dara-based regimens over Pom-based regimens was not evident. A higher incidence of infections was observed in patients receiving Dara-based and DPd regimens (Pom-based 39.6% vs. Dara-based 64.7% vs. DPd 70.8%, p = 0.009). CONCLUSIONS: In real-world settings, Pom-based, Dara-based, and DPd therapies exhibited favorable efficacy in patients with RRMM. Dara-based therapy yielded superior clinical response and PFS compared to Pom-based therapy.


Asunto(s)
Anticuerpos Monoclonales , Protocolos de Quimioterapia Combinada Antineoplásica , Mieloma Múltiple , Talidomida , Talidomida/análogos & derivados , Humanos , Mieloma Múltiple/tratamiento farmacológico , Mieloma Múltiple/mortalidad , Mieloma Múltiple/patología , Talidomida/uso terapéutico , Masculino , Femenino , Estudios Retrospectivos , Persona de Mediana Edad , Anciano , China , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapéutico , Anticuerpos Monoclonales/uso terapéutico , Supervivencia sin Progresión , Anciano de 80 o más Años , Resultado del Tratamiento , Adulto , Recurrencia Local de Neoplasia/tratamiento farmacológico , Resistencia a Antineoplásicos
15.
Cochrane Database Syst Rev ; 5: CD013595, 2024 May 02.
Artículo en Inglés | MEDLINE | ID: mdl-38695605

RESUMEN

BACKGROUND: Multiple myeloma (MM) is a haematological malignancy that is characterised by proliferation of malignant plasma cells in the bone marrow. For adults ineligible to receive high-dose chemotherapy and autologous stem cell transplant, the recommended treatment combinations in first-line therapy generally consist of combinations of alkylating agents, immunomodulatory drugs, and proteasome inhibitors. Daratumumab is a CD38-targeting, human IgG1k monoclonal antibody recently developed and approved for the treatment of people diagnosed with MM. Multiple myeloma cells uniformly over-express CD-38, a 46-kDa type II transmembrane glycoprotein, making myeloma cells a specific target for daratumumab. OBJECTIVES: To determine the benefits and harms of daratumumab in addition to antineoplastic therapy compared to antineoplastic therapy only for adults with newly diagnosed MM who are ineligible for transplant. SEARCH METHODS: We searched the Cochrane Central Register of Controlled Trials (CENTRAL), MEDLINE, Embase, EU Clinical Trials Register, ClinicalTrials.gov, WHO ICTRP, and conference proceedings from 2010 to September 2023. SELECTION CRITERIA: We included randomised controlled trials that compared treatment with daratumumab added to antineoplastic therapy versus the same antineoplastic therapy alone in adult participants with a confirmed diagnosis of MM. We excluded quasi-randomised trials and trials with less than 80% adult participants, unless there were subgroup analyses of adults with MM. DATA COLLECTION AND ANALYSIS: Two review authors independently screened the results of the search strategies for eligibility. We documented the process of study selection in a flowchart as recommended by the PRISMA statement. We evaluated the risk of bias in included studies with RoB 1 and assessed the certainty of the evidence using GRADE. We followed standard Cochrane methodological procedures. MAIN RESULTS: We included four open-label, two-armed randomised controlled trials (34 publications) involving a total of 1783 participants. The ALCYONE, MAIA, and OCTANS trials were multicentre trials conducted worldwide in middle- and high-income countries. The AMaRC 03-16 trial was conducted in one high-income country, Australia. The mean age of participants was 69 to 74 years, and the proportion of female participants was between 40% and 54%. All trials evaluated antineoplastic therapies with or without daratumumab. In the ALCYONE and OCTANS trials, daratumumab was combined with bortezomib and melphalan-prednisone. In the AMaRC 03-16 study, it was combined with bortezomib, cyclophosphamide, and dexamethasone, and in the MAIA study, it was combined with lenalidomide and dexamethasone. None of the included studies was blinded (high risk of performance and detection bias). One study was published as abstract only, therefore the risk of bias for most criteria was unclear. The other three studies were published as full texts. Apart from blinding, the risk of bias was low for these studies. Overall survival Treatment with daratumumab probably increases overall survival when compared to the same treatment without daratumumab (hazard ratio (HR) 0.64, 95% confidence interval (CI) 0.53 to 0.76, 2 studies, 1443 participants, moderate-certainty evidence). After a follow-up period of 36 months, 695 per 1000 participants survived in the control group, whereas 792 per 1000 participants survived in the daratumumab group (95% CI 758 to 825). Progression-free survival Treatment with daratumumab probably increases progression-free survival when compared to treatment without daratumumab (HR 0.48, 95% CI 0.39 to 0.58, 3 studies, 1663 participants, moderate-certainty evidence). After a follow-up period of 24 months, progression-free survival was reached in 494 per 1000 participants in the control group versus 713 per 1000 participants in the daratumumab group (95% CI 664 to 760). Quality of life Treatment with daratumumab may result in a very small increase in quality of life after 12 months, evaluated on the EORTC QLQ-C30 global health status scale (GHS), when compared to treatment without daratumumab (mean difference 2.19, 95% CI -0.13 to 4.51, 3 studies, 1096 participants, low-certainty evidence). The scale is from 0 to 100, with a higher value indicating a better quality of life. On-study mortality Treatment with daratumumab probably decreases on-study mortality when compared to treatment without daratumumab (risk ratio (RR) 0.72, 95% CI 0.62 to 0.83, 3 studies, 1644 participants, moderate-certainty evidence). After the longest follow-up available (12 to 72 months), 366 per 1000 participants in the control group and 264 per 1000 participants in the daratumumab group died (95% CI 227 to 304). Serious adverse events Treatment with daratumumab probably increases serious adverse events when compared to treatment without daratumumab (RR 1.18, 95% CI 1.02 to 1.37, 3 studies, 1644 participants, moderate-certainty evidence). After the longest follow-up available (12 to 72 months), 505 per 1000 participants in the control group versus 596 per 1000 participants in the daratumumab group experienced serious adverse events (95% CI 515 to 692). Adverse events (Common Terminology Criteria for Adverse Events (CTCAE) grade ≥ 3) Treatment with daratumumab probably results in little to no difference in adverse events (CTCAE grade ≥ 3) when compared to treatment without daratumumab (RR 1.01, 95% CI 0.99 to 1.02, 3 studies, 1644 participants, moderate-certainty evidence). After the longest follow-up available (12 to 72 months), 953 per 1000 participants in the control group versus 963 per 1000 participants in the daratumumab group experienced adverse events (CTCAE grade ≥ 3) (95% CI 943 to 972). Treatment with daratumumab probably increases the risk of infections (CTCAE grade ≥ 3) when compared to treatment without daratumumab (RR 1.52, 95% CI 1.30 to 1.78, 3 studies, 1644 participants, moderate-certainty evidence). After the longest follow-up available (12 to 72 months), 224 per 1000 participants in the control group versus 340 per 1000 participants in the daratumumab group experienced infections (CTCAE grade ≥ 3) (95% CI 291 to 399). AUTHORS' CONCLUSIONS: Overall analysis of four studies showed a potential benefit for daratumumab in terms of overall survival and progression-free survival and a slight potential benefit in quality of life. Participants treated with daratumumab probably experience increased serious adverse events. There were likely no differences between groups in adverse events (CTCAE grade ≥ 3); however, there are probably more infections (CTCAE grade ≥ 3) in participants treated with daratumumab. We identified six ongoing studies which might strengthen the certainty of evidence in a future update of this review.


Asunto(s)
Anticuerpos Monoclonales , Protocolos de Quimioterapia Combinada Antineoplásica , Sesgo , Mieloma Múltiple , Ensayos Clínicos Controlados Aleatorios como Asunto , Humanos , Mieloma Múltiple/tratamiento farmacológico , Anticuerpos Monoclonales/uso terapéutico , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapéutico , Antineoplásicos/uso terapéutico , Adulto , Anciano , Bortezomib/uso terapéutico , Supervivencia sin Progresión , Calidad de Vida , Persona de Mediana Edad , Femenino
16.
J Dermatolog Treat ; 35(1): 2358150, 2024 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-38777338

RESUMEN

BACKGROUND: The recent introduction of biological drugs specifically targeting the interleukins involved in psoriasis pathogenesis revolutionized the therapeutic scenario of moderate to severe forms of psoriasis. Among these, risankizumab, an anti-IL-23, was shown to be effective both in clinical trials and real-life experiences. However, data on its use on very severe forms of psoriasis, defined by a Psoriasis Area Severity Index (PASI) of at least 30, are scant. In this context, our study aimed to investigate the outcomes of patients with very severe psoriasis, and the involvement of difficult-to-treat areas treated with risankizumab for up to 2 years. METHODS: A retrospective, observational study enrolled patients with very severe plaque psoriasis and the involvement of difficult-to-treat areas undergoing treatment with risankizumab. Clinical and demographic data were collected at baseline. Moreover, at baseline and each dermatological examination (16, 28, 40 and 104 weeks), clinical improvement was measured using the percentage of patients achieving PASI 75/90/100 response, site-specific Psoriasis Global Assessment and Dermatology Life Quality Index. RESULTS: At baseline, the mean PASI was 35.1 ± 5.1. A significant reduction was observed since week 16 and maintained up to week 104. Moreover, the Psoriasis Global Assessment and Dermatology Life Quality Index improved as well. CONCLUSIONS: Risankizumab showed to be effective and safe in patients affected by very severe forms of psoriasis with the involvement of difficult-to-treat areas.


Asunto(s)
Psoriasis , Calidad de Vida , Índice de Severidad de la Enfermedad , Humanos , Psoriasis/tratamiento farmacológico , Psoriasis/patología , Estudios Retrospectivos , Masculino , Femenino , Persona de Mediana Edad , Adulto , Resultado del Tratamiento , Anticuerpos Monoclonales/uso terapéutico , Anticuerpos Monoclonales/efectos adversos , Anticuerpos Monoclonales/administración & dosificación , Fármacos Dermatológicos/uso terapéutico
17.
Skin Therapy Lett ; 29(3): 5-8, 2024 May.
Artículo en Inglés | MEDLINE | ID: mdl-38781953

RESUMEN

The pathogenesis of psoriasis has been linked to autoimmune and autoinflammatory traits that result in atypical cytokine and keratinocyte activation and proliferation. Many cytokine pathways are involved in the development of inflammation with interleukin-23 (IL-23) playing a significant role in plaque-type psoriasis. Biologic agents that target specific cytokines have shown to be effective therapies in the treatment of plaque-type psoriasis over other conventional treatments such as systemic retinoids. Tildrakizumab is an immunoglobulin G1-kappa monoclonal antibody that inhibits the IL-23/IL-17 pathway and has demonstrated through two three-part randomized Phase 3 clinical trials (reSURFACE 1 and reSURFACE 2) and their extension trials to be an efficacious and safe therapy for the targeted treatment of moderate-to-severe plaque-type psoriasis.


Asunto(s)
Anticuerpos Monoclonales Humanizados , Anticuerpos Monoclonales , Psoriasis , Humanos , Psoriasis/tratamiento farmacológico , Anticuerpos Monoclonales Humanizados/uso terapéutico , Anticuerpos Monoclonales/uso terapéutico , Interleucina-23/antagonistas & inhibidores , Ensayos Clínicos Controlados Aleatorios como Asunto , Interleucina-17/antagonistas & inhibidores , Resultado del Tratamiento , Ensayos Clínicos Fase III como Asunto
18.
J Immunother Cancer ; 12(5)2024 May 23.
Artículo en Inglés | MEDLINE | ID: mdl-38782540

RESUMEN

BACKGROUND: Approximately half of the neuroblastoma patients develop high-risk neuroblastoma. Current treatment involves a multimodal strategy, including immunotherapy with dinutuximab (IgG ch14.18) targeting GD2. Despite achieving promising results, the recurrence rate remains high and poor survival persists. The therapeutic efficacy of dinutuximab is compromised by suboptimal activation of neutrophils and severe neuropathic pain, partially induced by complement activation. METHODS: To enhance neutrophil cytotoxicity, IgG ch14.18 was converted to the IgA isotype, resulting in potent neutrophil-mediated antibody-dependent cell-mediated cytotoxicity (ADCC), without complement activation. However, myeloid checkpoint molecules hamper neutrophil cytotoxicity, for example through CD47 that is overexpressed on neuroblastomas and orchestrates an immunosuppressive environment upon ligation to signal regulatory protein alpha (SIRPα) expressed on neutrophils. In this study, we combined IgA therapy with CD47 blockade. RESULTS: In vitro killing assays showed enhanced IgA-mediated ADCC by neutrophils targeting neuroblastoma cell lines and organoids in comparison to IgG. Notably, when combined with CD47 blockade, both IgG and IgA therapy were enhanced, though the combination with IgA resulted in the greatest improvement of ADCC. Furthermore, in a neuroblastoma xenograft model, we systemically blocked CD47 with a SIRPα fusion protein containing an ablated IgG1 Fc, and compared IgA therapy to IgG therapy. Only IgA therapy combined with CD47 blockade increased neutrophil influx to the tumor microenvironment. Moreover, the IgA combination strategy hampered tumor outgrowth most effectively and prolonged tumor-specific survival. CONCLUSION: These promising results highlight the potential to enhance immunotherapy efficacy against high-risk neuroblastoma through improved neutrophil cytotoxicity by combining IgA therapy with CD47 blockade.


Asunto(s)
Antígeno CD47 , Inmunoglobulina A , Neuroblastoma , Neutrófilos , Antígeno CD47/antagonistas & inhibidores , Antígeno CD47/metabolismo , Antígeno CD47/inmunología , Humanos , Neuroblastoma/inmunología , Neuroblastoma/tratamiento farmacológico , Neutrófilos/inmunología , Neutrófilos/metabolismo , Animales , Ratones , Inmunoglobulina A/inmunología , Inmunoglobulina A/farmacología , Inmunoglobulina A/metabolismo , Línea Celular Tumoral , Citotoxicidad Celular Dependiente de Anticuerpos , Anticuerpos Monoclonales/farmacología , Anticuerpos Monoclonales/uso terapéutico , Ensayos Antitumor por Modelo de Xenoinjerto , Inmunoterapia/métodos , Femenino , Antineoplásicos Inmunológicos/farmacología , Antineoplásicos Inmunológicos/uso terapéutico
19.
Sheng Wu Gong Cheng Xue Bao ; 40(5): 1431-1447, 2024 May 25.
Artículo en Chino | MEDLINE | ID: mdl-38783807

RESUMEN

In recent years, there has been a frequent occurrence of various epidemics worldwide such as COVID-19, monkeypox, influenza, and others additionally, there has been an increase in the number of new patients diagnosed with various types of tumors. Traditional drugs have limited effectiveness against emerging infectious diseases, tumors, and autoimmune diseases. However, with the emergence of hybridoma technology, monoclonal antibodies have achieved extensive applications and antibody drugs are playing an important role in modern medicine. Monoclonal antibodies have undergone various development stages, starting from mouse-derived antibodies to human-mouse chimeric antibodies, humanized antibodies, and ultimately human antibodies. Throughout this process, their immunogenicity has gradually decreased, while their safety for human use steadily increased. Fully human antibodies are currently the safest form of antibody, because their sequences all come from human sources and they do not induce human anti-murine antibody reactions. With the advance of genetic engineering technology, flow cytometry coupled to single B cell gene amplification technology has made it easier to construct and screen for fully human monoclonal antibodies. The development of antibody drugs has provided new opportunities, and the market for monoclonal antibody drugs will further expand. This article reviews the research progress of monoclonal antibodies and presents information on the 163 monoclonal antibody drugs approved by the United States Food and Drug Administration (FDA) as of Oct 1st, 2023. The aim is to offer new insights for the development and production of monoclonal antibodies in China.


Asunto(s)
Anticuerpos Monoclonales , Anticuerpos Monoclonales/biosíntesis , Anticuerpos Monoclonales/inmunología , Anticuerpos Monoclonales/uso terapéutico , Humanos , Animales , Ratones , United States Food and Drug Administration
20.
Curr Opin Rheumatol ; 36(4): 302-308, 2024 Jul 01.
Artículo en Inglés | MEDLINE | ID: mdl-38712691

RESUMEN

PURPOSE OF REVIEW: This review evaluates recent advancements in disease-modifying therapies for axial spondyloarthritis (axSpA). RECENT FINDINGS: A recent study could not demonstrate an additional effect of NSAID therapy on golimumab [Tumor Necrosis Factor-α inhibitor (TNFi)] on structural progression; however, this might be due to the fact that the study was underpowered. While DMARDs have shown promise in suppressing inflammation, their impact on structural progression remains uncertain. A well powered trial showed no difference in spinal progression between secukinumab [Interleukin17A inhibitor (IL17Ai)] and adalimumab-biosimilar (TNFi). Preliminary data on Janus kinase inhibitors (JAKi) focus on MRI findings but lack evidence on radiographic spinal progression. While some studies suggest promising outcomes, others reveal limitations and inconclusive findings. SUMMARY: Recent studies explore the effectiveness of NSAIDs, biological disease-modifying antirheumatic drugs like TNFi and IL-17i, as well as JAK inhibitors in axSpA. Conflicting evidence surrounds these therapies' ability to impede structural progression, with challenges in study design and interpretation. Moreover, changes in demographics and treatment methods underscore the importance of examining trends over time when assessing disease outcomes. Ultimately, ongoing research could benefit from new imaging tools when evaluating therapeutic strategies for modifying disease progression in axSpA.


Asunto(s)
Antiinflamatorios no Esteroideos , Antirreumáticos , Espondiloartritis Axial , Humanos , Antirreumáticos/uso terapéutico , Espondiloartritis Axial/tratamiento farmacológico , Espondiloartritis Axial/diagnóstico , Antiinflamatorios no Esteroideos/uso terapéutico , Inhibidores de las Cinasas Janus/uso terapéutico , Progresión de la Enfermedad , Anticuerpos Monoclonales/uso terapéutico , Resultado del Tratamiento
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