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1.
Aging Dis ; 2024 Apr 22.
Article in English | MEDLINE | ID: mdl-38739931

ABSTRACT

Diabetic foot ulcers (DFUs) are a prevalent and profoundly debilitating complication that afflicts individuals with diabetes mellitus (DM). These ulcers are associated with substantial morbidity, recurrence rates, disability, and mortality, imposing substantial economic, psychological, and medical burdens. Timely detection and intervention can mitigate the morbidity and disparities linked to DFU. Nevertheless, current therapeutic approaches for DFU continue to grapple with multifaceted limitations. A growing body of evidence emphasizes the crucial role of cellular senescence in the pathogenesis of chronic wounds. Interventions that try to delay cellular senescence, eliminate senescent cells (SnCs), or suppress the senescence-associated secretory phenotype (SASP) have shown promise for helping chronic wounds to heal. In this context, targeting cellular senescence emerges as a novel therapeutic strategy for DFU. In this comprehensive review, we look at the pathology and treatment of DFU in a systematic way. We also explain the growing importance of investigating SnCs in DFU and highlight the great potential of senotherapeutics that target SnCs in DFU treatment. The development of efficacious and safe senotherapeutics represents a pioneering therapeutic approach aimed at enhancing the quality of life for individuals affected by DFU.

2.
Article in English | MEDLINE | ID: mdl-38422226

ABSTRACT

AIMS: Patients with acute coronary syndrome (ACS) often experience reduced health-related quality of life (HRQOL), which may be attributable to the disease severity and psychological stress. While illness perception is speculated to be a potential pathway underlying these relationships, evidence supporting this mechanism remains limited. This study aimed to investigate the relationships between disease severity, psychological stress, and HRQOL and whether these relationships are mediated by illness perception in patients with ACS. METHODS AND RESULTS: Data were collected from June to July 2019 and June to September 2020 in the cardiology departments of four public hospitals in China. Eligible patients completed measures of disease severity, psychological stress, illness perception, HRQOL, and sociodemographic and clinical characteristics. Data were analyzed employing hierarchical multiple regression and structural equation modeling. This study included 405 participants (mean age 60.63 years, 67.4% male). After controlling for sociodemographic and clinical covariates, higher levels of disease severity (ß=0.115, P=0.024) and psychological stress (ß=-0.209, P<0.001) were associated with poorer HRQOL; however, the relationships became non-significant after adding illness perception into the regression model. Structural equation modeling analysis suggested that illness perception played a mediating role between disease severity, psychological stress, and HRQOL, accounting for 45.95% and 65.79% of the total effects, respectively. CONCLUSION: This study found that illness perception mediated the relationships between disease severity, psychological stress, and HRQOL among patients with ACS. Improving patients' HRQOL should consider its important influencing factors with a focus on promoting positive illness perception.

3.
Int Wound J ; 21(4): e14555, 2024 Apr.
Article in English | MEDLINE | ID: mdl-38158640

ABSTRACT

The aim of this study was to evaluate the effects of perioperative application of enhanced recovery after surgery (ERAS) concepts on wound infections and post-operative complications in patients receiving orthopaedic surgery, to provide a theoretical basis for post-operative care. Randomised controlled trials (RCTs) on the application of ERAS to patients receiving orthopaedic surgery, published up to October 2023, were identified in PubMed, Web of Science, Cochrane Library, Embase, Wanfang, China Biomedical Literature Database and China National Knowledge Infrastructure databases. Literature was screened and evaluated by two reviewers based on the inclusion and exclusion criteria, and data were extracted from the final included articles. Data were analysed using RevMan 5.4 software. A total of 20 RCTs were included in the analysis, which included 1875 patients undergoing orthopaedic surgery, of whom 938 and 937 were in the ERAS and control groups, respectively. The analysis revealed that in patients undergoing orthopaedic surgery, implementation of ERAS in the perioperative period was associated with a significantly reduced the rate of wound infections (1.6% vs. 6.19%, risk ratio [RR]: 0.30, 95% confidence interval [CI]: 0.18-0.50, p < 0.001) and complication (5.12% vs. 21.88%, RR: 0.23, 95% CI: 0.17-0.32, p < 0.001) and can effectively shorten the hospital length of stay (standardised mean difference [SMD]: -2.50 days, 95% CI: -3.17 to -1.83 days, p < 0.001) compared with that of conventional care. The available evidence suggests that the implementation of ERAS in the perioperative period of patients undergoing orthopaedic surgery could effectively reduce the rate of wound infections and complications, shorten the hospital length of stay and promote the early recovery of patients.


Subject(s)
Enhanced Recovery After Surgery , Orthopedic Procedures , Wound Infection , Humans , Postoperative Care , Postoperative Complications/etiology , Orthopedic Procedures/adverse effects , Length of Stay
4.
Int Wound J ; 21(4): e14547, 2024 Apr.
Article in English | MEDLINE | ID: mdl-38098219

ABSTRACT

Herein, a meta-analysis was conducted to systematically evaluate the effect of humanised care on maternal postoperative wound infections in patients who underwent caesarean section. A computerised search of Embase, Cochrane Library, PubMed, Web of Science, China National Knowledge Infrastructure, Chinese Biomedical Literature Database and Wanfang database was performed, supplemented by a manual search from database inception to September 2023, to collate randomised controlled trials (RCTs) regarding the application of humanised care during the perioperative period of caesarean section. Two researchers screened and selected studies identified according to inclusion and exclusion criteria, and the included literature was evaluated for quality, extracted information and required data. Data analysis was performed using RevMan 5.4 software. Twenty RCTs comprising 2408 patients were included. The results revealed the humanised care group had a lower incidence of postoperative wound infections (0.83% vs. 4.32%, odds ratio [OR]: 0.26, 95% confidence interval [CI]: 0.15-0.46, p < 0.00001) and fewer postoperative complications than the conventional care group (4.32% vs. 16.35%, OR: 0.23, 95% CI: 0.16-0.31, p < 0.00001), with lower anxiety scores (standardised mean difference [SMD]: -3.15, 95% CI: -3.90 to -2.40, p < 0.00001) and depression scores (SMD: -3.68, 95% CI: -4.49 to -2.88, p < 0.00001). The application of humanised care during the perioperative period of caesarean section can prevent postoperative wound infection, reduce postoperative complications and help alleviate maternal anxiety and depression, which is worthy of clinical promotion and application.


Subject(s)
Bandages , Surgical Wound Infection , Female , Pregnancy , Humans , Surgical Wound Infection/prevention & control , Surgical Wound Infection/epidemiology , Cesarean Section/adverse effects , China
5.
Anal Methods ; 15(34): 4268-4274, 2023 Aug 31.
Article in English | MEDLINE | ID: mdl-37591801

ABSTRACT

Polychlorinated biphenyls (PCBs), as a member of persistent organic pollutants (POPs), have posed a risk to humans and the environment until today. The monitoring of phytotoxic PCB which is toxic to plants, is especially important for ecological early warning and pollution management. In this work, ß-cyclodextrin modified silver nanoparticles are prepared in a one-pot method, integrating the synthesis and surface modification in one step. The nanoparticles can supramolecularly immobilize 2,4,4'-trichlorobiphenyl (PCB 28) on their surface and construct a surface plasmon resonance-based nanosensor. Surface plasmon-resonance light scattering and surface-enhanced Raman scattering sensing of PCB 28 are realized using the nanosensor. The dual-modal sensing shows excellent performance for the potential practical monitoring of phytotoxic POPs in the plant and its growing environment.

7.
Sci Rep ; 13(1): 6328, 2023 Apr 18.
Article in English | MEDLINE | ID: mdl-37072489

ABSTRACT

Molecular dynamics simulation method was used to study the aggregation of Na and Ca salts in different concentrations of Naphthalene-dipeptide (2NapFF) solutions. The results show that high-valence Ca2+ triggers the formation of a gel at a certain dipeptide concentration, and the low-valence Na+ system follows the aggregation law of general surfactants. The results also show that hydrophobic and electrostatic forces are the main driving forces for the formation of dipeptide aggregates, and that hydrogen bonds do not play a major role in the formation of dipeptide solution aggregates. Hydrophobic and electrostatic effects are the main driving forces for the formation of gels in dipeptide solutions triggered by Ca2+. Electrostatic attraction drives Ca2+ to form a weak coordination with four oxygen atoms on two carboxyl groups, which causes the dipeptide molecules to form a gel with a branched network structure.

8.
J Neurosurg Sci ; 67(1): 113-120, 2023 Feb.
Article in English | MEDLINE | ID: mdl-32972109

ABSTRACT

BACKGROUND: Gliomas are the most common malignant tumors in the central nervous system originating from brain glial cells. Although characterized as highly invasive and highly malignant, few molecular targeting therapies have been developed. Ubiquitin Specific Protease 33 (USP33), a gene encoding a deubiquinating enzyme important in a variety of processes, including Slit-dependent cell migration and beta-2 adrenergic receptor signaling, participates in the development of several malignant tumors, however, its role in the development of glioma has not been evaluated. METHODS: Real-time quantitative PCR was performed to examine the expression of USP33 in glioma tissues and cell lines. Immunohistochemistry was performed to determine USP33 expressions in glioma tissue microarray. Transwell assay was performed to analyze the effect of USP33 on glioma cell line migration. The Kaplan-Meier method and log rank test were applied to evaluate the prognostic value of USP33 expression. Univariate and multivariate Cox proportional hazard regression models were used to identify the independent prognostic factors associated with overall survival (OS) or disease-free survival. RESULTS: The present study demonstrated that USP33 expression was significantly downregulated in glioma tissues. Lower expression of USP33 was associated with a poorer patient disease-free survival and overall survival. In vitro studies revealed that overexpression of USP33 significantly inhibited the migration ability of glioma cells. Mechanistically, USP33 inhibits glioma cell migration by regulating the function of Slit/Robo signaling pathway. CONCLUSIONS: Downregulation of USP33 is associated with poor patient survival of glioma. USP33 inhibits glioma cell migration by Slit/Robo signaling pathway. This mechanism may be applied for development of targeting therapy especially for the high-grade glioma.


Subject(s)
Brain Neoplasms , Glioma , Humans , Brain Neoplasms/genetics , Cell Line, Tumor , Down-Regulation , Glioma/genetics , Prognosis , Signal Transduction , Ubiquitin Thiolesterase/genetics , Ubiquitin Thiolesterase/metabolism , Nerve Tissue Proteins/metabolism
9.
BMC Neurol ; 22(1): 378, 2022 Oct 05.
Article in English | MEDLINE | ID: mdl-36199036

ABSTRACT

BACKGROUND: Acute vestibular syndrome (AVS) is a common clinical syndrome in neurology clinics and emergency department. Canonical standard for AVS diagnosis requires the presence of persistent vertigo for more than 24 h. HINTS (head impulse-nystagmus-test of skew) is an emerging scheme in the diagnosis of AVS. In this prospective study, we evaluated the specificity and sensitivity of HINTS in distinguishing between central and peripheral AVS. METHODS: A cohort of 239 cases with complete clinical record was recruited in the study. All patients completed emergency brain CT examination to exclude hemorrhagic stroke. HINTS examination was conducted to distinguish between central AVS and peripheral AVS, and all patients completed head MRI, BAEP and vestibular function examinations within one week. Patients diagnosed as central AVS were subject to angiography (CTA/MRA/DSA), and patients with peripheral AVS were considered for a 3-month follow-up to correct the initial diagnosis. RESULTS: Patients with central AVS were associated with an elder age, higher incidences of hypertension, atrial fibrillation, family history of stroke and previous history of stroke. Posterior circulation cerebral infarction, vestibular migraine and cerebellitis were the dominant diseases associated with central AVS. The sensitivities of HIT, GE, and TS in the diagnosis of central AVS were 73.5%, 61.2%, and 26.5%, and the specificities were 97.9%, 92.6%, and 93.2% respectively. CONCLUSIONS: The sensitivity of HINTS for central AVS diagnosis is 89.8% and the specificity is 84.2%. HINTS is an easy-to-operate, low-cost, high-sensitivity and specific examination technique, which is practical in neurology outpatient clinics and emergency departments.


Subject(s)
Nystagmus, Pathologic , Stroke , Vestibular Diseases , Acute Disease , Aged , Humans , Prospective Studies , Stroke/complications , Stroke/diagnosis , Stroke/epidemiology , Vertigo/complications , Vestibular Diseases/diagnosis , Vestibular Diseases/etiology
10.
Article in English | MEDLINE | ID: mdl-35529915

ABSTRACT

Objective: To examine the clinical efficacy of budesonide/glycopyrronium bromide/formoterol (Breztri Aerosphere) as an adjunct to acute respiratory distress syndrome (ARDS). Methods: A prospective study enrolled 120 patients with pulmonary endogenous ARDS admitted to the Department of Critical Care Medicine at the Fourth Hospital of Baotou from January 2017 to January 2020, and all enrollments were assigned (1 : 1) to receive conventional treatment (control group) or Breztri Aerosphere (study group). Results: Breztri Aerosphere was associated with a significantly higher total efficacy versus conventional treatment. Breztri Aerosphere resulted in significantly lower acute physiology and chronic health evaluation scoring system (APACHE II) scores and Murray lung injury scores versus conventional treatment. Both groups saw an increase in the partial pressure of carbon dioxide (PCO2), partial pressure of oxygen (PO2), and oxygen saturation (SaO2) after treatment, with higher levels seen in patients given Breztri Aerosphere. After treatment, systemic vascular resistance (SVR) in both groups rose markedly, with greater elevation witnessed in the study group. The patients given Breztri Aerosphere showed significantly lower levels of pulmonary vascular resistance (PVR), mean pulmonary arterial pressure (MAPA), pulmonary artery wedge pressure (PAWP), interleukin-6 (IL-6), interleukin-10 (IL-10), tumor necrosis factor-alpha (TNF-α), and procalcitonin (PCT) versus those receiving conventional treatment. The patients experienced shorter mechanical ventilation time and intensive care unit (ICU) time after treatment of Breztri Aerosphere versus conventional treatment. Conclusion: Adjuvant therapy with Breztri Aerosphere in ARDS can significantly lower APACHE II scores and Murray lung injury scores, improve blood gas indexes and pulmonary circulation function indexes, and shorten mechanical ventilation time and ICU time, which may be attributed to its improvement of organism inflammation status and reduction of inflammatory factors.

11.
Dis Markers ; 2022: 1579928, 2022.
Article in English | MEDLINE | ID: mdl-35308141

ABSTRACT

Objective: To explore and analyze the rehabilitation effect of neurology nursing on stroke patients with diabetes mellitus (DM) and its influence on quality of life and negative emotion score. Methods: In this experiment, 110 stroke patients with DM diagnosed and treated in our hospital from 2018 to 2020 were randomly selected and assigned to the study group (SG) and the control group (CG) according to different nursing methods, with 55 cases in each group. In SG, they were given neurology nursing. In CG, they were given routine nursing. The rehabilitation efficacy, quality of life, and negative emotion scores were compared between the two groups. Results: Compared with the CG, the levels of fasting blood glucose, 2 h postprandial blood glucose, and urinary microalbumin in SG were obviously better after treatment. In SG, the proportion of patients with basic recovery and significant improvement after treatment was higher, and the proportion of patients without treatment effect was significantly lower. Overall, the nursing effect of the SG after treatment was better than that of the CG. There was no striking difference in the quality of life and Morisky scores between the two groups before nursing intervention (P > 0.05), but the quality of life and Morisky scores of patients in SG were obviously higher than those in CG after nursing intervention. After nursing intervention, SAS and SDS scores of patients in SG were obviously lower than those of patients in CG, and patients in SG were less affected by negative emotions. Questionnaires were used to investigate the satisfaction of patients in both groups, and the results showed that the satisfaction of patients in SG was higher (all P < 0.05). Conclusion: Neurology nursing has better clinical efficacy for stroke patients with DM and has obvious rehabilitation effect. The quality of life and negative emotion score of patients are better, which is worthy of extensive clinical promotion and application.


Subject(s)
Diabetes Mellitus/therapy , Emotions , Neurology , Stroke Rehabilitation/nursing , Treatment Outcome , Blood Glucose/analysis , Female , Humans , Male , Middle Aged , Patient Satisfaction , Quality of Life
12.
Am J Transl Res ; 14(2): 1354-1360, 2022.
Article in English | MEDLINE | ID: mdl-35273738

ABSTRACT

OBJECTIVE: To investigate the effects of continuity of care (COC) on the quality of life and medication compliance of patients with ST-segment elevation myocardial infarction (STEMI). METHODS: A retrospective analysis was conducted in 98 patients with STEMI that were treated in our hospital from January 2017 to December 2018. The 98 cases were assigned to a control group given routine nursing and an experimental group given routine nursing combined with COC according to different nursing approaches. The quality of life and medication compliance in the two groups were compared. RESULTS: Higher role-emotional (RE) scores were observed in the control group after nursing (P<0.05). Compared to results before nursing as well as the control group, the experimental group obtained higher quality of life scores in the dimensions of physical functioning (PF), role-physical (RP), bodily pain (BP), general health (GH), vitality (VT), social functioning (SF), RE, mental health (MH), and better medication compliance after the implementation of COC (P<0.05). Compared to the control group, the experimental group showed a markedly lower incidence of minor bleeding and arrhythmia, a higher nursing satisfaction, and a higher excellent and good rate of cardiac function (P<0.05). The experimental group outperformed the control group in left ventricular ejection fraction (LVEF) and 6-min walking distance (P<0.05). CONCLUSION: COC improves the quality of life, medication compliance, and nursing satisfaction of STEMI patients, and reduces adverse events.

14.
J Biomed Nanotechnol ; 17(11): 2142-2152, 2021 Nov 01.
Article in English | MEDLINE | ID: mdl-34906275

ABSTRACT

This study aimed to develop osteogenic structure assembly for modular bone treatment presentations, effect of 2-(dimethylamino)ethyl methacrylate and polyvinyl pyrrolidone combination as cell adhesive molecule with hydroxyapatite-based composite as osteoconductive constituent was inspected on bone fracture repair. The prepared injectable composite hydrogel showed significantly improved mechanical stability. The ternary composite gel was characterized for functional group modifications and chemical interactions using Fourier-transform infrared spectroscopy (FTIR) and X-ray photoelectron spectroscopy (XPS). Moreover, X-ray diffraction (XRD), scanning electron microscopy (SEM), and transmission electron microscopy (TEM) analyses were performed to observe surface appearances of the hydrogel. The hydroxyapatite/2-(dimethylamino)ethyl methacrylate/poly-N-vinyl-2-pyrrolidone hydrogel played key role in supporting osteoblastic cell spread due to their bioactivity and strength abilities. The present findings revealed the significance of hydroxyapatite concentration on proliferation and osteogenic purpose of the cells. The developed performances of hydrogel have been improved cell proliferation and functions to repair bone fracture.


Subject(s)
Hemiarthroplasty , Shoulder Joint , Durapatite , Hydrogels , Methacrylates , Povidone
15.
Am J Transl Res ; 13(8): 8988-8996, 2021.
Article in English | MEDLINE | ID: mdl-34540010

ABSTRACT

OBJECTIVE: To investigate the effect of continuous traditional Chinese medicine (TCM) nursing combined with atorvastatin tablets on psychological status, quality of life, and sleep quality of patients with coronary heart disease (CHD). METHODS: One hundred CHD patients admitted in Jinan City People's Hospital from January 2018 to January 2019 were divided into an experimental group and a control group according to the order of admission, with 50 patients in each group. The experimental group was treated with continuous TCM nursing with atorvastatin tablets, while the control group took atorvastatin tablets alone. The therapeutic effect, psychological status, levels of inflammatory factors, quality of life, sleep quality, cardiac function index, physical signs, treatment compliance and nursing satisfaction were compared. RESULTS: After the intervention, the two groups witnessed notably decreased levels of high-sensitivity C-reactive protein (hs-CRP), serum tumor necrosis factor-α (TNF-α), interleukin-6 (IL-6), and matrix metalloproteinase-9 (MMP-9) compared with those before treatment, with lower levels observed in the experimental group. The psychological status, quality of life, sleep quality, cardiac function indexes, physical signs, and treatment compliance of the experimental group were generally better than the control group. The experimental group had better outcome in the therapeutic effect and nursing satisfaction than the control group (P<0.05). CONCLUSION: Continuous TCM nursing combined with atorvastatin tablets optimizes psychological status, quality of life, and sleep quality of CHD patients, which exhibits therapeutic benefit, and effectively avoids the occurrence of nurse-patient disputes.

16.
Am J Transl Res ; 13(8): 9694-9700, 2021.
Article in English | MEDLINE | ID: mdl-34540097

ABSTRACT

PURPOSE: To explore the application value of nasogastric tube nutrition nursing in critical patients with an indwelling nasogastric tube. METHODS: A total of 130 patients who were hospitalized in the ICU of our hospital and retained nasogastric tubes from January 2019 to January 2020 were selected as the research subjects, and they were divided into a control group (n=65, routine nursing) and an observation group (n=65, nasogastric tube nutrition nursing) according to a random number table method. The nutrition index level, gastrointestinal complications, adverse events, Glasgow coma index (GCS) score, acute physiology and chronic health (APACHE II), and quality of life score of the two groups were compared. RESULTS: The serum prealbumin, serum transferrin, and serum albumin after nursing were higher than those before nursing, and the observation group was higher than the control group; the observation group had lower incidence of diarrhea, constipation and gastric retention; the incidence of adverse events in the observation group was lower as well; the GCS score of the observation group after nursing was higher in comparison with the control group, while APACHE II score in the observation group was lower; the observation group had higher quality of life score as compared with the control group. CONCLUSION: The application of nasogastric tube nutritional nursing in critical patients with an indwelling nasogastric tube has high therapeutic value and is worthy of promotion.

17.
Am J Transl Res ; 13(5): 5641-5646, 2021.
Article in English | MEDLINE | ID: mdl-34150170

ABSTRACT

OBJECTIVE: To explore the application of evidence-based nursing (EBN) in patients with acute myocardial infarction (AMI) complicated with heart failure. METHODS: A total of 76 patients with acute myocardial infarction complicated with heart failure after Percutaneous Transluminal Coronary Intervention (PCI) were admitted to the Department of Cardiology of our hospital from April 2018 to October 2019 and randomly divided into the control group and the experimental group, with 38 patients in each group. The control group received routine nursing and the experimental group received EBN nursing. Self-rating Anxiety Scale (SAS), Self-rating Depression Scale (SDS) scores, quality of life, long-term treatment efficacy, and nursing satisfaction in the two groups before and after nursing were compared and analyzed. RESULTS: In terms of SAS and SDS, the experimental group after nursing had remarkably lower scores than the control group (t=6.468, 4.025, all P < 0.001). The quality-of-life scores of patients in both groups after nursing were better, and the increase in the experimental group was more evident (all P < 0.05). Left Ventricular Ejection Fraction (LVEF) in the experimental group was significantly higher compared with the control group (t=2.480, P < 0.05), while Left Ventricular Diastolic Diameter (LVDd) and Brain Natriuretic Peptide (BNP) were significantly lower (t=3.824, 12.241, all P < 0.001). Considering the total nursing satisfaction, the experimental group demonstrated a higher satisfaction rate (P < 0.05). CONCLUSION: EBN is beneficial for patients with AMI complicated with heart failure, and it is worth being popularized in clinical nursing.

18.
J Biomed Nanotechnol ; 17(5): 889-900, 2021 May 01.
Article in English | MEDLINE | ID: mdl-34082874

ABSTRACT

In the current study, we hypothesized that the electrospun scaffold chitosan (CS)/polycaprolactone (PCL)/titanium dioxide (TiO2) could be prepared by combining CS, PCL, and TiO2 nanoparticles (TiO2 NPs) using an electrospinning technique for wound dressing applications. The CS/PCL/TiO2 electrospun scaffold was prepared and characterized by UV-Vis, SEM, TEM, FTIR, and XRD analyses. Based on the UV-Vis analysis, the incorporation of CS/PCL on the surface of TiO2 NPs affected their optical properties. Further, CS/PCL and CS/PCL/TiO2 were found to have uniform distribution in fiber diameter with no bead morphology, as confirmed by SEM. The XRD spectrum of the CS/PCL/TiO2 revealed that the TiO2 NPs were adequately mixed with the CS/PCL solution, exhibiting the planes of TiO2 peaks (112), (105), (204), (116), and (301), which aligned well with the lattice structure. The antibacterial activity of CS/PCL/TiO2 against Staphylococcus aureus and Escherichia coli was evaluated using the zone of inhibition method. By testing the cytocompatibility of CS/PCL/TiO2 in vitro, this dressing was found to have a less toxic nature. In addition, In Vivo wound healing studies showed that the dressing prepared with the CS/PCL/TiO2 electrospun scaffold improved wound healing compared to that prepared with CS/PCL alone. The above results strongly support the use of CS/PCL/TiO2 electrospun scaffold as an effective dressing for wound healing.


Subject(s)
Chitosan , Nanoparticles , Anti-Bacterial Agents/pharmacology , Polyesters , Titanium , Wound Healing
19.
Spectrochim Acta A Mol Biomol Spectrosc ; 261: 120015, 2021 Nov 15.
Article in English | MEDLINE | ID: mdl-34098483

ABSTRACT

Novel approaches are required to overcome the challenges associated with conventional microRNA (miRNA) detection methods and realize the early diagnosis of diseases. This work describes a novel label-free surface-enhanced Raman spectroscopy (SERS) method for the detection of the miRNA biomarkers for pneumoconiosis on a three-dimensional Au-coated ZnO nanorod array (Au-ZnO NRA). The Au-ZnO NRA substrate, which was fabricated via a modified seeding method combined with ion sputtering, provided a high enhancement factor and good spatial uniformity of the signal. With the Au-ZnO NRA, the SERS spectra of miRNAs were obtained in 30 s without labeling at room temperature. Density functional theory calculations were performed to understand the structural fingerprints of the miRNAs. Principal component analysis was carried out to identify the pneumoconiosis biomarkers based on their fingerprint SERS signals. Dual-logarithm linear relationships between the SERS intensity and the miRNA concentration were proposed for quantitative analysis. The label-free SERS method has limits of detection on the femtomolar level, which is much lower than the concentrations of the miRNA biomarkers for pneumoconiosis in lung fibroblasts.


Subject(s)
MicroRNAs , Nanotubes , Pneumoconiosis , Biomarkers , Gold , Humans , Spectrum Analysis, Raman
20.
Medicine (Baltimore) ; 100(14): e25386, 2021 Apr 09.
Article in English | MEDLINE | ID: mdl-33832127

ABSTRACT

BACKGROUND: Post-stroke depression has seriously affected the rehabilitation and quality of life of patients, and there is no reliable treatment plan at present. Nursing plays an important role in the recovery of patients, some studies have pointed out that traditional Chinese medicine emotional therapy has advantages in improving post-stroke depression and promoting rehabilitation, but it is lack of evidence-based basis. The purpose of this study is to systematically evaluate the effect of traditional Chinese medicine emotional therapy on the improvement of post-stroke depression. METHOD: We will search CNKI, Wanfang, VIP and CBM, PubMed, Embase, Web of Science and the Cochrane Library database, and search the randomized controlled trial on traditional Chinese medicine emotional therapy in patients with post-stroke depression from the establishment of the database to February 2021. The language is limited to English and Chinese. The quality of the included study is independently extracted and the literature quality is evaluated by 2 researchers. And meta-analysis is performed on the included literature using RevMan5.3 software. RESULT: In this study, the effect of traditional Chinese medicine emotional therapy on the improvement of post-stroke depression is evaluated by patient psychiatric scale score, compliance evaluation, quality of life evaluation and other indicators. CONCLUSION: This study will provide reliable evidence-based basis for establishing a reasonable and effective nursing scheme for patients with post-stroke depression. ETHICS AND DISSEMINATION: Private information from individuals will not be published. This systematic review also does not involve endangering participant rights. Ethical approval will not be required. The results may be published in a peer-reviewed journal or disseminated at relevant conferences. OSF REGISTRATION NUMBER: DOI 10.17605/OSF.IO/KA7G3.


Subject(s)
Depression/therapy , Medicine, Chinese Traditional/methods , Stroke/nursing , Stroke/psychology , Adult , Data Management , Female , Humans , Male , Quality of Life , Randomized Controlled Trials as Topic , Stroke/complications , Meta-Analysis as Topic
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