1.Rapid Qualitative Analysis Methods and Their Application in Implementation Science
Xuehan WEI ; Xiaoying CHEN ; Runze WANG ; Yingqian ZHANG ; Xuehan LIU ; Jin SUN ; Guoyan YANG ; Wei XIAO ; Chunli LU
Medical Journal of Peking Union Medical College Hospital 2026;17(2):546-556
Implementation science (IS) aims to systematically analyze and address the real-world gaps from evidence to practice and the influencing factors of the context. It is necessary to carry out qualitative research to gather relevant implementation outcomes. Nevertheless, traditional qualitative analysis has issues such as consuming a great deal of time and energy, and it is unable to promptly provide the crucial data required for implementation science research. The Rapid Qualitative Analysis (RQA) method, through semi-structured interviews and the adoption of techniques such as immediate data condensation and matrix analysis, can effectively shorten the cycle of qualitative data collection and data processing. RQA can promptly identify social determinants of health such as structural barriers, facilitators, and the behavioral characteristics of target groups. It provides a real-time basis for public health decision-making, the interpretation of complex social phenomena, and the process and effectiveness evaluation of research projects. Although RQA is difficult to conduct in-depth theoretical analysis based on grounded theory, its efficiency and flexibility make it the preferred tool for large-scale and time-sensitive research. Thus, it has been widely applied in implementation science research. This paper sorts out the core concepts and commonly used technical methods of RQA, as well as the differences between RQA and traditional qualitative analysis. It also explores the applications of RQA in intervention optimization, process evaluation, and implementation outcome evaluation. By integrating specific cases, this paper clarifies its application value in the field of implementation science. In the future, it is advisable to explore the integration of RQA with technologies such as artificial intelligence and big data, in order to bridge the gap between the transformation of scientific research achievements into practice. Under circumstances of limited resources or tight time constraints, RQA can be used to efficiently conduct implementation science research, providing convenient and scientific methodological and technical support for accelerating evidence-based practice.
2.β-elemene promotes miR-127-3p maturation,induces NSCLCs autophagy,and enhances macrophage M1 polarization through exosomal communication
Wu XIAHUI ; Wu JIE ; Dai TINGTING ; Wang QIANGCHENG ; Cai SHENGJIE ; Wei XUEHAN ; Chen JING ; Jiang ZIYU
Journal of Pharmaceutical Analysis 2024;14(9):1347-1360
β-elemene has been observed to exert inhibitory effects on a multitude of tumors,primarily through multiple pathways such as the inhibition of cancer cell proliferation and the induction of apoptosis.The present study is designed to elucidate the role and underlying mechanisms of β-elemene in the thera-peutic intervention of non-small cell lung cancer(NSCLC).Both in vitro and in vivo experimental models corroborate the inhibitory potency of β-elemene on NSCLCs.Our findings indicate that β-elemene fa-cilitates the maturation of miR-127-3p by inhibiting CBX8.Functioning as an upstream regulator of MAPK4,miR-127-3p deactivates the Akt/mTOR/p70S6K pathway by targeting MAPK4,thereby inducing autophagy in NSCLCs.Additionally,β-elemene augments the packaging of miR-127-3p into exosomes via SYNCRIP.Exosomal miR-127-3p further stimulates M1 polarization of macrophages by suppressing ZC3H4.Taken together,the detailed understanding of the mechanisms through which β-elemene in-duces autophagy in NSCLCs and facilitates M1 polarization of macrophages provides compelling scientific evidence supporting its potential utility in NSCLC treatment.
3.Identification of lipid droplets in gut bacteria.
Kai ZHANG ; Chang ZHOU ; Zemin LI ; Xuehan LI ; Ziyun ZHOU ; Linjia CHENG ; Ahmed Hammad MIRZA ; Yumeng SHI ; Bingbing CHEN ; Mengwei ZHANG ; Liujuan CUI ; Congyan ZHANG ; Taotao WEI ; Xuelin ZHANG ; Shuyan ZHANG ; Pingsheng LIU
Protein & Cell 2023;14(2):143-148
4.Efficacy and safety of controlled low central venous pressure applied during hepatectomy: a meta-analysis
Xuehan WU ; Lanmei LIANG ; Kun WEI ; Tong YUAN ; Han LI
Chinese Journal of Anesthesiology 2022;42(11):1353-1359
Objective:To systematically evaluate the efficacy and safety of controlled low central venous pressure (CLCVP) applied in patients undergoing hepatectomy.Methods:PubMed, Web of Science, Cochrane Library, CNKI, Wanfang, and VIP databases were searched from inception to October 1, 2022 for randomized controlled trials (RCTs) involving CLCVP in hepatectomy.All RCTs enrolled included CLCVP group and conventional operation group.The major evaluation indicators were intraoperative blood loss, operation duration and intraoperative blood transfusion.The secondary evaluation indicators were intraoperative monitoring indicators, postoperative liver and renal function, and complications at 1 day after operation.Meta-analysis was performed using the RevMan 5.3 software.Results:A total of 25 RCTs involving 1 816 patients were finally included.Compared with conventional operation group, the intraoperative blood loss was significantly reduced, the operation time was shorten, the rate of intraoperative blood transfusion was decreased, the amount of blood transfused was decreased ( P<0.01), and no significant change was found in intraoperative hemodynamic parameters and parameters of liver and renal function at 1 day after operation, and incidence of gas embolism, pleural effusion and bile leakage in CLCVP group ( P>0.05). Conclusions:CLCVP is safe and effective during hepatectomy.
5.Preliminary inquiry EAE mouse atrophy of thymus relationship with disease se-veir ty
Gaohui WEI ; Peiguo ZHENG ; Junhua ZHANG ; Xuehan MA ; Xianchun MENG ; Liang MING ; Hongchun LIU
Chinese Journal of Immunology 2015;(11):1453-1456
Objective:To study the relationship between atrophy of the thymus and disease severity in EAE.Methods:MOG35-55 peptide induced EAE in C57BL/6 mice and analyzed the relationship between the severity of EAE and thymic atrophy,Flow cytometry analysis was used to evaluate thymic CD4+CD8+DP cells,CD4+CD8-,CD4-CD8+SP cells in relation to the severity of the disease.Results:The number of thymocytes in mice with decreased tail tone was (20.25 ±3.49) ×106 ,hindlimb weakness(4.93 ± 0.85)×106,complete hindlimb paralysis(1.8 ±0.19) ×106,and forelimb and hindlimb paralysis(0.52 ±0.07) ×106,there were statistically significant differences between groups ( P<0.05 ).As the disease progresses, CD4+CD8+DP cells ratio decreased, CD4+CD8-,CD4-CD8+SP cell ratio increased,different disease groups was statistically significant difference (P<0.05).Conclusion: The atrophy of thymus was closely related to the severity of EAE.Migration of activated T cells in EAE may cause atrophy of thymus.

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