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We developed a novel quasielastic scattering spectroscopy system that uses a multiline frequency comblike resolution function to overcome the limit on the accessible timescale imposed by the inherent single-energy resolution of conventional spectroscopy systems. The new multiline system possesses multiple resolutions and can efficiently cover a wide time range, from 100 ps to 100 ns, where x-ray-based dynamic measurement techniques are being actively developed. It enables visualization of the relaxation shape and wave-number-dependent dynamic behavior using a two-dimensional detector, as demonstrated for the natural polymer polybutadine without deuteration.
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AIM: To conduct a post hoc subgroup analysis of patients with type 2 diabetes (T2D) from the RECAP study, who were treated with sodium-glucose cotransporter-2 (SGLT2) inhibitor and glucagon-like peptide 1 receptor agonist (GLP-1RA) combination therapy, focusing only on those patients who had chronic kidney disease (CKD), to examine whether the composite renal outcome differed between those who received SGLT2 inhibitor treatment first and those who received a GLP-1RA first. METHODS: We included 438 patients with CKD (GLP-1RA-first group, n = 223; SGLT2 inhibitor-first group, n = 215) from the 643 T2D patients in the RECAP study. The incidence of the composite renal outcome, defined as progression to macroalbuminuria and/or a ≥50% decrease in estimated glomerular filtration rate (eGFR), was analysed using a propensity score (PS)-matched model. Furthermore, we calculated the win ratio for these composite renal outcomes, which were weighted in the following order: (1) both a ≥50% decrease in eGFR and progression to macroalbuminuria; (2) a decrease in eGFR of ≥50% only; and (3) progression to macroalbuminuria only. RESULTS: Using the PS-matched model, 132 patients from each group were paired. The incidence of renal composite outcomes did not differ between the two groups (GLP-1RA-first group, 10%; SGLT2 inhibitor-first group, 17%; odds ratio 1.80; 95% confidence interval [CI] 0.85 to 4.26; p = 0.12). The win ratio of the GLP-1RA-first group versus the SGLT2 inhibitor-first group was 1.83 (95% CI 1.71 to 1.95; p < 0.001). CONCLUSION: Although the renal composite outcome did not differ between the two groups, the win ratio of the GLP-1RA-first group versus the SGLT2 inhibitor-first group was significant. These results suggest that, in GLP-1RA and SGLT2 inhibitor combination therapy, the addition of an SGLT2 inhibitor to baseline GLP-1RA treatment may lead to more favourable renal outcomes.
Subject(s)
Diabetes Mellitus, Type 2 , Diabetic Nephropathies , Drug Therapy, Combination , Glomerular Filtration Rate , Glucagon-Like Peptide-1 Receptor , Renal Insufficiency, Chronic , Sodium-Glucose Transporter 2 Inhibitors , Humans , Sodium-Glucose Transporter 2 Inhibitors/therapeutic use , Diabetes Mellitus, Type 2/drug therapy , Diabetes Mellitus, Type 2/complications , Male , Renal Insufficiency, Chronic/complications , Renal Insufficiency, Chronic/epidemiology , Female , Glucagon-Like Peptide-1 Receptor/agonists , Middle Aged , Aged , Diabetic Nephropathies/epidemiology , Glomerular Filtration Rate/drug effects , Disease Progression , Albuminuria/epidemiology , Hypoglycemic Agents/therapeutic use , Treatment Outcome , Cardiovascular Diseases/prevention & control , Cardiovascular Diseases/epidemiology , Cardiovascular Diseases/etiologyABSTRACT
INTRODUCTION: Glucagon-like peptide 1 receptor agonists (GLP1Ras) have emerged as pivotal agents in diabetes management and organ protection. However, their use is limited due to the necessity for injectable administration. The advent of the first oral GLP1Ra (oral semaglutide) in Japan since 2021 is expected to expand its usage. The aim of this study is to survey the efficacy and tolerability of oral semaglutide in clinical practice. MATERIALS AND METHODS: We retrospectively analyzed 120 outpatients diagnosed with type 2 diabetes mellitus who had received oral semaglutide for >6 months. Changes in clinical parameters during oral semaglutide treatment from baseline to 12 months were analyzed. The inverse probability weighting method using the propensity score was used to evaluate the differences in clinical parameters at 6 months after treatment, based on the patients' obesity levels. RESULTS: Body weight (BW), glycated hemoglobin A1c (HbA1c), and alanine aminotransferase (ALT) levels at baseline decreased significantly after treatment compared with those at 12 months (P < 0.001, P < 0.001, and P = 0.03, respectively). The patients were divided into two groups using a cutoff baseline body mass index (BMI) of 30.3 kg/m2. Although no significant difference was observed, changes in body weight and HbA1c indicated a potentially greater decrease in the BMI ⧠30.3 group than that in the BMI < 30.3 group (P = 0.07 and 0.13, respectively). Among 206 registered patients, 25 (12.1%) discontinued oral-semaglutide treatment owing to adverse effects, including gastrointestinal symptoms. CONCLUSIONS: Oral semaglutide treatment demonstrates efficacy and tolerability for managing type 2 diabetes mellitus in Japan. Significant improvements in metabolic factors induced by oral semaglutide are anticipated, particularly in obese patients.
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Accumulating evidence has demonstrated that both SGLT2 inhibitors (SGLT2i) and GLP-1 receptor agonists (GLP1Ra) have protective effects in patients with diabetic kidney disease. Combination therapy with SGLT2i and GLP1Ra is commonly used in patients with type 2 diabetes (T2D). We previously reported that in combination therapy of SGLT2i and GLP1Ra, the effect on the renal composite outcome did not differ according to the preceding drug. However, it remains unclear how the initiation of combination therapy is associated with the renal function depending on the preceding drug. In this post hoc analysis, we analyzed a total of 643 T2D patients (GLP1Ra-preceding group, n = 331; SGLT2i-preceding group, n = 312) and investigated the differences in annual eGFR decline. Multiple imputation and propensity score matching were performed to compare the annual eGFR decline. The reduction in annual eGFR decline in the SGLT2i-preceding group (pre: -3.5 ± 9.4 mL/min/1.73 m2/year, post: -0.4 ± 6.3 mL/min/1.73 m2/year, p < 0.001), was significantly smaller after the initiation of GLP1Ra, whereas the GLP1Ra-preceding group tended to slow the eGFR decline but not to a statistically significant extent (pre: -2.0 ± 10.9 mL/min/1.73 m2/year, post: -1.8 ± 5.4 mL/min/1.73 m2/year, p = 0.83) after the initiation of SGLT2i. After the addition of GLP1Ra to SGLT2i-treated patients, slower annual eGFR decline was observed. Our data raise the possibility that the renal benefits-especially annual eGFR decline-of combination therapy with SGLT2i and GLP1Ra may be affected by the preceding drug.
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Trastuzumab deruxtecan (T-DXd) has displayed demonstrable efficacy and manageable toxicity in previously treated patients with advanced gastric and breast cancer, and it has been approved in Japan. However, there is a lack of data on the optimal management in clinical practice. Therefore, we assessed the adverse event (AE) profiles of T-DXd in patients with advanced gastric or breast cancer to provide guidance for appropriate management. This retrospective study was conducted at the Cancer Institute Hospital of the Japanese Foundation for Cancer Research. We reviewed the medical records of patients with advanced gastric or breast cancer who received T-DXd between May 2020 and December 2021. AEs occurring within the first three cycles of T-DXd were evaluated according to Common Terminology Criteria for Adverse Events version 5.0. Thirty-six patients were enrolled (gastric: n = 19, breast: n = 17). All 15 males had gastric cancer, whereas 4 and 17 females had gastric and breast cancer, respectively. Interstitial lung disease (ILD) occurred in five patients (14%), but no patients had severe ILD. Gastrointestinal (GI) toxicities, including nausea (61%), vomiting (22%), decreased appetite (33%), and diarrhea (39%), were the most common AEs. The incidence of GI toxicities did not differ by cancer type; however, nausea was significantly more common in females (81 vs. 33%; p < 0.01). T-DXd was safely administered in clinical practice in patients with previously treated advanced gastric or breast cancer. The management of GI toxicities is important in the clinical implementation of T-DXd.
Subject(s)
Breast Neoplasms , Camptothecin/analogs & derivatives , Immunoconjugates , Lung Diseases, Interstitial , Female , Male , Humans , Breast Neoplasms/drug therapy , Retrospective Studies , Trastuzumab/adverse effects , Nausea/chemically induced , Receptor, ErbB-2ABSTRACT
Sodium-glucose cotransporter 2 inhibitor (SGLT2-I) shows excellent antihypertensive effects in addition to its hypoglycemic effects. However, whether body mass index (BMI) affects the antihypertensive effect of SGLT2-I remains unknown. We investigated the impact of baseline BMI on the achievement of target blood pressure (BP) with SGLT2-I treatment in Japanese patients with type 2 diabetes mellitus (T2DM) and chronic kidney disease (CKD). We retrospectively evaluated 447 Japanese patients with T2DM and CKD treated with SGLT2-I for at least 1 year. The primary outcome was achieving the target BP (<130/80 mmHg) after SGLT2-I treatment. Patients were divided into two groups according to a baseline BMI of 29.1 determined by receiver operating characteristic analysis and analyzed in a cohort model with propensity score matching. In each group, 130 patients were compared by propensity score matching. The target BP achievement rate was significantly higher in the BMI < 29.1 group than in the BMI ≥ 29.1 group (34% and 21%, respectively, p = 0.03). The odds ratio for achieving the target BP in the BMI ≥ 29.1 group was 0.50 (95% confidence interval, 0.28-0.90, p = 0.02). The BMI < 29.1 group had significantly lower systolic and diastolic BPs after SGLT2-I treatment than the BMI ≥ 29.1 group. Only the BMI < 29.1 group was showed a significant decrease in the logarithmic albumin-to-creatinine ratio from baseline after SGLT2-I treatment. In patients with T2DM and CKD, baseline BMI was associated with the antihypertensive effects of SGLT2-I. Patients in the lower baseline BMI group were more likely to achieve the target BP after SGLT2-I treatment. Pretreatment BMI affects the antihypertensice effect of SGLT2 inhibirors in patients with T2DM and CKD.
Subject(s)
Diabetes Mellitus, Type 2 , Renal Insufficiency, Chronic , Sodium-Glucose Transporter 2 Inhibitors , Humans , Diabetes Mellitus, Type 2/complications , Diabetes Mellitus, Type 2/drug therapy , Body Mass Index , Blood Pressure , Sodium-Glucose Transporter 2 , Sodium-Glucose Transporter 2 Inhibitors/pharmacology , Antihypertensive Agents/therapeutic use , Retrospective Studies , Hypoglycemic Agents/pharmacology , Renal Insufficiency, Chronic/complications , Renal Insufficiency, Chronic/drug therapy , Glucose/pharmacology , SodiumABSTRACT
AIMS: Combination therapy with sodium-glucose cotransporter inhibitors (SGLT2is) and GLP-1 receptor agonists (GLP1Ras) is now of interest in clinical practice. The present study evaluated the effects of the preceding drug type on the renal outcome in clinical practice. METHODS: We retrospectively extracted type 2 diabetes mellitus patients who had received both SGLT2i and GLP1Ra treatment for at least 1 year. A total of 331 patients in the GLP1Ra-preceding group and 312 patients in the SGLT2i-preceding group were ultimately analyzed. Either progression of the albuminuria status and/or a ≥30% decrease in the eGFR was set as the primary renal composite outcome. The analysis using propensity score with inverse probability weighting was performed for the outcome. RESULTS: The incidences of the renal composite outcome in the SGLT2i- and GLP1Ra-preceding groups were 28% and 25%, respectively, with an odds ratio [95% confidence interval] of 1.14 [0.75, 1.73] (p = .54). A logistic regression analysis showed that the mean arterial pressure (MAP) at baseline, the logarithmic value of the urine albumin-to-creatinine ratio at baseline, and the change in MAP were independent factors influencing the renal composite outcome. CONCLUSION: With combination therapy of SGLT2i and GLP1Ra, the preceding drug did not affect the renal outcome.
Subject(s)
Diabetes Mellitus, Type 2 , Glucagon-Like Peptide-1 Receptor Agonists , Humans , Diabetes Mellitus, Type 2/complications , Diabetes Mellitus, Type 2/diagnosis , Diabetes Mellitus, Type 2/drug therapy , Retrospective Studies , Glucose , Sodium , Glucagon-Like Peptide-1 Receptor , Hypoglycemic Agents/adverse effectsABSTRACT
Since it is important that patients take their oral anticancer therapy as prescribed, pharmacists need to assess adherence. In addition, oral anticancer drugs are expensive, and reuse of leftover drugs at outpatient pharmacy clinics is useful in reducing drug costs. The present study aimed to clarify when and why patients have leftover capecitabine tablets, and the cost of leftover capecitabine tablets reused at an outpatient pharmacy clinic, focusing on adjuvant capecitabine plus oxaliplatin (CAPOX) chemotherapy for gastric cancer. We retrospectively studied patients who received adjuvant CAPOX chemotherapy for gastric cancer between November 1, 2015, and April 30, 2021, at the Cancer Institute Hospital of the Japanese Foundation for Cancer Research. The cost of leftover capecitabine reused by pharmacists was calculated based on the National Health Insurance drug price standard for the study period. This study included 64 patients who received adjuvant CAPOX chemotherapy. Thirty-seven patients had 152 leftover capecitabine tablets. The most common reasons for leftover capecitabine tablets were nausea and vomiting (21.7%), missed doses (18.4%), and diarrhea (13.2%). The leftover capecitabine tablets for 25 patients were reused at the outpatient pharmacy clinic at a cost of JPY 604142.8 (JPY 24165.7 per patient). The study results suggest that evaluating capecitabine adherence and the reasons for leftover capecitabine tablets at outpatient pharmacy clinics as well as reusing leftover medication can contribute to reducing drug costs.
Subject(s)
Stomach Neoplasms , Humans , Capecitabine/adverse effects , Oxaliplatin , Stomach Neoplasms/drug therapy , Retrospective Studies , Chemotherapy, Adjuvant/adverse effects , Antineoplastic Combined Chemotherapy Protocols/adverse effects , Tablets , Fluorouracil/adverse effectsABSTRACT
BACKGROUND: Lenvatinib is an oral anticancer medication used to treat radioiodine-refractory thyroid cancer and unresectable hepatocellular carcinoma. The purpose of this study is to evaluate lenvatinib adherence by patients and to identify factors associated with decreased lenvatinib adherence. METHODS: Among 153 patients who started treatment with lenvatinib for unresectable thyroid cancer or unresectable hepatocellular carcinoma between May 1, 2015 and August 31 2021 at the Cancer Institute Hospital of the Japanese Foundation for Cancer Research, 102 were eligible for this study (55 thyroid cancer, 47 hepatocellular carcinoma). The lenvatinib adherence rate in a treatment cycle was defined as the number of times a patient took lenvatinib in a 28-day cycle divided by the prescribed 28 doses. The rate was determined by pill counting and self-reporting at the pharmaceutical outpatient clinic. Reasons for non-adherence were established by interview and analyzed. RESULTS: The median adherence rate of lenvatinib in the first cycle was 90.1% (n = 55) in thyroid cancer and 94.9% (n = 47) in hepatocellular carcinoma. In thyroid cancer, there were 255 incidents of lenvatinib non-adherence. Non-adherence was mainly associated with bleeding events (18.6%), followed by hand-foot skin reactions (10.6%). In hepatocellular carcinoma, there were 97 incidents of non-adherence. Hypertension accounted for 20.6%, followed by hoarseness (18.6%) and diarrhea (17.5%). CONCLUSION: The adherence rate for lenvatinib in Japanese patients with thyroid and hepatocellular carcinoma in real-world clinical practice was more than 90% in this study. Hypertension was a major reason for non-adherence, followed by hand-foot skin reactions and diarrhea.
Subject(s)
Antineoplastic Agents , Carcinoma, Hepatocellular , Hypertension , Liver Neoplasms , Quinolines , Thyroid Neoplasms , Humans , Carcinoma, Hepatocellular/pathology , Liver Neoplasms/pathology , Iodine Radioisotopes/therapeutic use , Thyroid Neoplasms/drug therapy , Phenylurea Compounds/adverse effects , Quinolines/adverse effects , Diarrhea/drug therapy , Hypertension/drug therapy , Antineoplastic Agents/adverse effectsABSTRACT
Aims: This study aimed to clarify the renal influence of glucagon-like peptide 1 receptor agonists (GLP1Ras) with or without sodium-glucose co-transporter 2 inhibitors (SGLT2is) on Japanese patients with type 2 diabetes mellitus (T2DM). Methods: We retrospectively extracted 547 patients with T2DM who visited the clinics of members of Kanagawa Physicians Association. The progression of albuminuria status and/or aâ ≥â 15% decrease in the estimated glomerular filtration rate (eGFR) per year was set as the renal composite outcome. Propensity score matching was performed to compare GLP1Ra-treated patients with and without SGLT2i. Results: After matching, 186 patients in each group were compared. There was no significant difference of the incidence of the renal composite outcomes (17% vs. 20%, Pâ =â 0.50); however, the annual decrease in the eGFR was significantly smaller and the decrease in the urine albumin-to-creatinine ratio was larger in GLP1Ra-treated patients with the concomitant use of SGLT2is than in those without it (-1.1â ±â 5.0 vs. -2.8â ±â 5.1â mL/min/1.73 m2, Pâ =â 0.001; and -0.08â ±â 0.61 vs. 0.05â ±â 0.52, Pâ =â 0.03, respectively). Conclusion: The concomitant use of SGLT2i with GLP1Ra improved the annual decrease in the eGFR and the urine albumin-to-creatinine ratio in Japanese patients with T2DM.
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BACKGROUND: Female sex and younger age are reported risk factors for chemotherapy-induced nausea and vomiting (CINV) in highly emetogenic chemotherapy, but the underlying mechanism has not been elucidated. The purpose of this study was to clarify the impact of menopause on CINV. METHODS: This retrospective observational study analyzed data from consecutive patients who received their first cycle of perioperative anthracycline-based chemotherapy for breast cancer between January 2018 and June 2020. The endpoints were association between CINV (vomiting, ≥Grade 2 nausea, complete response [CR] failure) and menopause as well as the association between CINV and follicle-stimulating hormone [FSH]/estradiol [E2]. RESULTS: Data for 639 patients were analyzed. Among these patients, 109 (17.1%) received olanzapine (four antiemetic combinations) and 530 (82.9%) did not (three antiemetic combinations). Premenopausal state (amenorrhea lasting ≥12 months) was significantly associated with ≥Grade 2 nausea and CR failure in univariate analysis but not in multivariate analysis. The premenopausal FSH/E2 group (defined by serum levels; FSH <40 mIU/mL and E2 ≥20 pg/mL) had a significantly higher rate of ≥Grade 2 nausea than the postmenopausal FSH/E2 group (FSH ≥40 mIU/mL and E2 <20 pg/mL) (48.8% vs. 18.8%, p = 0.023). CONCLUSIONS: Our results suggest that changes in FSH and E2 due to menopause may affect the severity of nausea and that FSH and E2 (especially FSH) levels might be useful indicators for CINV risk assessment.
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Ptychographic coherent diffraction imaging (PCDI) is a synchrotron X-ray microscopy technique that provides high spatial resolution and a wide field of view. To improve the performance of PCDI, the performance of the synchrotron radiation source and imaging detector should be improved. In this study, ptychographic diffraction pattern measurements using the CITIUS high-speed X-ray image detector and the corresponding image reconstruction are reported. X-rays with an energy of 6.5â keV were focused by total reflection focusing mirrors, and a flux of â¼2.6 × 1010â photonsâ s-1 was obtained at the sample plane. Diffraction intensity data were collected at up to â¼250â Mcounts s-1 pixel-1 without saturation of the detector. Measurements of tantalum test charts and silica particles and the reconstruction of phase images were performed. A resolution of â¼10â nm and a phase sensitivity of â¼0.01â rad were obtained. The CITIUS detector can be applied to the PCDI observation of various samples using low-emittance synchrotron radiation sources and to the stability evaluation of light sources.
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We aim to assess the data of patients with hypertension in Kanagawa Prefecture, Japan, collected in 2021 that were provided by the Japan Medical Association Database of Clinical Medicine. Data collected in 2011 and 2014 by the Kanagawa Physicians Association were used for comparative analysis. The target blood pressure (BP) achievement rates for patients whose target office and home BP were <140/90 mmHg and <135/85 mmHg, respectively, were 72.5% and 75.8% in 2011, 66.0% and 68.5% in 2014, and 46.7% and 83.3% in 2021, respectively. The target office BP achievement rate in 2021 was significantly lower than those in 2011 and 2014 (p ≤ 0.009). In contrast, there was no significant difference and improvement of the achievement rates for patients whose target office and home BP were <130/80 mmHg and <125/75 mmHg, respectively, among the three surveys. After the Japanese Society of Hypertension 2019 Guidelines were released, the achievement rates for patients whose target BP was tightened were significantly lower than those for patients with unchanged target BP (office/home, p < 0.001/0.04). The proportion of the patients who achieved their office and home target BP using more than three drugs was 38.5% and 20.0%, respectively. In the present analysis, we unveiled the current problems encountered in the clinical management of hypertension in Japan. In particular, efforts should be focused on the management of patients that require strict BP control.
Subject(s)
Clinical Medicine , Hypertension , Humans , Cross-Sectional Studies , Blood Pressure/physiology , Antihypertensive Agents/therapeutic use , Antihypertensive Agents/pharmacology , Japan/epidemiologyABSTRACT
Patients with primary aldosteronism (PA) have a higher risk of cardiovascular disease (CVD) than essential hypertension due to underlying hyperaldosteronism. However, the association between high plasma aldosterone concentrations (PACs) and diurnal blood pressure (BP) variation has not been fully elucidated. Because abnormal ambulatory blood pressure monitoring (ABPM) profiles are associated with increased CVD risk, we investigated the association between PACs and the ABPM profile in 36 patients with PA diagnosed by confirmatory tests who underwent adrenal venous sampling (AVS). The clinical parameters were measured during hospitalization for AVS. The dietary salt intake of hospitalized patients was controlled at 6 g/day. During AVS, blood samples were collected from the inferior vena cava before and 1 h after adrenocorticotropic hormone (ACTH) stimulation to measure the PACs. The post-stimulation PAC had a significant negative correlation with nocturnal BP dipping rates (R = -0.387, p = 0.020), whereas pre-stimulation PAC did not (R = -0.217, p = 0.204). The nocturnal BP dipping rates were significantly lower in the high PAC group (PAC higher than the median) than low PAC group (PAC lower than the median) (p = 0.009). Multiple regression analysis revealed that high PAC was an independent factor contributing to low nocturnal BP dipping rates (ß = -0.316, p = 0.038). In conclusion, in patients with PA, hyperaldosteronism is associated with nocturnal hypertension, which is an important risk factor for CVD. Additionally, ACTH stimulation may improve the sensitivity of PACs as a clinical indicator of nocturnal hypertension.
Subject(s)
Cardiovascular Diseases , Hyperaldosteronism , Hypertension , Humans , Aldosterone , Blood Pressure Monitoring, Ambulatory , Blood Pressure , Hyperaldosteronism/complications , Hyperaldosteronism/diagnosis , Adrenocorticotropic HormoneABSTRACT
The safety and effectiveness of pazopanib are related to plasma trough concentrations in renal cell carcinoma (RCC); however, data on pazopanib plasma trough concentrations with soft tissue sarcoma (STS) are limited. This study investigated the relationship between plasma trough concentrations and pazopanib safety in 45 Japanese patients with RCC or STS. Among the 33 patients included, the median pazopanib trough concentration was 37.5 (range, 12.1-67.6) µg/mL, which was not significantly different between Japanese RCC and STS patients. The plasma trough concentrations showed significant and positive correlations with aspartate aminotransferase and alanine aminotransferase values in blood samples taken for pharmacokinetic measurements after the administration. The incidence of pazopanib treatment discontinuation were significantly higher in RCC patients (p = 0.027). The primary reason for treatment discontinuation was hepatic dysfunction (5/6, 83.3%). Furthermore, this study revealed that pazopanib trough concentration was affected significantly by proton pump inhibitors but not by histamine 2-receptor blockers. In conclusion, the observed pazopanib trough levels and their safety in the Japanese RCC and STS populations in this study were similar to those of the global population. This is the first study to correlate the hepatotoxicity and pharmacokinetic property of pazopanib plasma trough levels by comparing Japanese patients with RCC or STS.
Subject(s)
Carcinoma, Renal Cell , Kidney Neoplasms , Sarcoma , Soft Tissue Neoplasms , Humans , Carcinoma, Renal Cell/drug therapy , Carcinoma, Renal Cell/pathology , East Asian People , Sarcoma/drug therapy , Indazoles/therapeutic use , Soft Tissue Neoplasms/drug therapy , Kidney Neoplasms/drug therapy , Kidney Neoplasms/chemically induced , Angiogenesis Inhibitors/therapeutic useABSTRACT
The number of reported cases with coronavirus disease 2019 (COVID-19) has exceeded 620 million worldwide, still having a profound impact on people's health and daily lives since its occurrence and outbreak in December 2019. From the early phase of the COVID-19 pandemic, there has been a concern that the rapid spread of this communicable disease can negatively influence non-communicable diseases. Accumulating data indicate that the restriction on the access to medical care, psychological distress, and life-style changes triggered by the pandemic have indeed affected blood pressure control in hypertensive patients. Since our previous report in 2020 that summarized the findings of the literature related to COVID-19 and hypertension, there has been a considerable progress in our understanding of the association between these two disorders; nonetheless, there are remaining challenges and emerging questions in the field. In this article, we aim to summarize the latest information on the impact of the pandemic on blood pressure control, the use of the renin-angiotensin system inhibitors in patients with COVID-19, and the blood pressure changes as one of the possible post-acute sequelae of COVID-19 (also known as long COVID). We also summarize the evidence of telemedicine and COVID-19 vaccination in hypertensive subjects, based on data available as of June 2022.
Subject(s)
COVID-19 , Hypertension , Humans , COVID-19/complications , COVID-19 Vaccines , Hypertension/complications , Pandemics , Post-Acute COVID-19 Syndrome , Renin-Angiotensin System , SARS-CoV-2ABSTRACT
The coronavirus disease 2019 (COVID-19) affects infected patients even after the acute phase and impairs their health and quality of life by causing a wide variety of symptoms, referred to as long COVID. Although the evidence is still insufficient, hypertension is suspected to be a potential risk factor for long COVID, and the occurrence of cardiovascular diseases seems to be a key facet of multiple conditions observed in long COVID. Nonetheless, there are few reports that comprehensively review the impacts of long COVID on hypertension and related disorders. As a sequel to our previous report in 2020 which reviewed the association of COVID-19 and hypertension, we summarize the possible influences of long COVID on hypertension-related organs, including the cardiovascular system, kidney, and endocrine system, as well as the pathophysiological mechanisms associated with the disorders in this review. Given that the clinical course of COVID-19 is highly affected by age and sex, we also review the impacts of these factors on long COVID. Lastly, we discuss areas of uncertainty and future directions, which may lead to better understanding and improved prognosis of clinical problems associated with COVID-19.
Subject(s)
COVID-19 , Hypertension , Humans , COVID-19/complications , Post-Acute COVID-19 Syndrome , Quality of Life , SARS-CoV-2ABSTRACT
Nitric oxide synthase (NOS) is a cytochrome P450-type monooxygenase that catalyzes the oxidation of L-arginine to nitric oxide. We previously observed that intramolecular electron transfer from biopterin to Fe2+-O2 in Deinococcus radiodurans NOS (DrNOS) using pulse radiolysis. However, the rate of electron transfer in DrNOS (2.2 × 103 s-1) contrasts with a reported corresponding rate (11 s-1) in a mammalian NOS determined using rapid freeze-quench (RFQ) EPR. We applied pulse radiolysis to Bacillus subtilis NOS (bsNOS) and to rat neural NOS oxygenase domain NOS (mNOS). Concurrently, RFQ EPR was used to trap a pterin radical during single-turnover enzyme reactions of the enzymes. By using the pulse radiolysis method, hydrated electrons (eaq-) reduced the heme iron of NOS enzymes. Subsequently, ferrous heme reacted with O2 to form a Fe2+-O2 intermediate. In the presence of pterin, the intermediate of bsNOS was found to convert to other intermediate in the time range of milliseconds. A similar process was determined to have occurred after pulse radiolysis of the pterin-bound mNOS, though the rate was much slower. The intermediates of all of the NOS enzymes further converted to the original ferric form in the time range of seconds. When using the RFQ method, pterin radicals were formed very rapidly in both DrNOS and bsNOS in the time range of milliseconds. In contrast, the pterin radical in mNOS was observed to form slowly, at a rate of â¼20 s-1.
Subject(s)
Biopterins , Nitric Oxide , Animals , Rats , Arginine/metabolism , Biopterins/metabolism , Electrons , Ferrous Compounds , Heme/metabolism , Iron , Nitric Oxide/metabolism , Nitric Oxide Synthase/metabolism , Oxidation-Reduction , Pterins , Bacillus subtilis/enzymologyABSTRACT
The cardiovascular and renal protective effects of sodium-glucose cotransporter 2 inhibitors (SGLT-2is) and glucagon-like peptide 1 receptor agonists (GLP-1Ras) are enhanced by low/controlled blood pressure (BP). However, the BP-lowering efficacy of SGLT-2is and GLP-1Ras have not been compared directly. We compared the rates of achieving target BP with SGLT-2i and GLP-1Ra treatments in Japanese patients with type 2 diabetes mellitus (T2DM). This retrospective study included 384 SGLT-2i- and 160 GLP-1Ra-treated patients with BP > 130/80 mmHg before treatment. Inverse probability weighting methods using propensity scores were used in this study. The integrated odds ratios (OR) for BP control rates were calculated and clinical changes were analyzed using a generalized linear model. SGLT-2i treatment resulted in significantly higher BP control rates than that in the GLP-1Ra treatment (integrated OR = 2.09 [1.80, 2.43]). Compared with GLP-1Ra, SGLT-2i treatment demonstrated significantly larger decreases in diastolic BP, mean arterial pressure, and body weight (- 3.8 mmHg, P = 0.006; - 4.1 mmHg, P = 0.01; and - 1.5 kg, P = 0.008, respectively) and increased annual estimated glomerular filtration rate (eGFR; 1.5 mL/min/1.73 m2/year, P = 0.04). In T2DM patients with poorly controlled BP, compared with GLP-1Ra, SGLT-2i treatment significantly improved BP management and increased eGFR.