1.Introduction to Implementation Science Theories, Models, and Frameworks
Lixin SUN ; Enying GONG ; Yishu LIU ; Dan WU ; Chunyuan LI ; Shiyu LU ; Maoyi TIAN ; Qian LONG ; Dong XU ; Lijing YAN
Medical Journal of Peking Union Medical College Hospital 2025;16(5):1332-1343
Implementation Science is an interdisciplinary field dedicated to systematically studying how to effectively translate evidence-based research findings into practical application and implementation. In the health-related context, it focuses on enhancing the efficiency and quality of healthcare services, thereby facilitating the transition from scientific evidence to real-world practice. This article elaborates on Theories, Models, and Frameworks (TMF) within health-related Implementation Science, clarifying their basic concepts and classifications, and discussing their roles in guiding implementation processes. Furthermore, it reviews and prospects current research from three aspects: the constituent elements of TMF, their practical applications, and future directions. Five representative frameworks are emphasized, including the Consolidated Framework for Implementation Research (CFIR), the Practical Robust Implementation and Sustainability Model (PRISM), the Exploration, Preparation, Implementation, Sustainment (EPIS)framework, the Behavior Change Wheel (BCW), and the Normalization Process Theory (NPT). Additionally, resources such as the Dissemination & Implementation Models Webtool and the T-CaST tool are introduced to assist researchers in selecting appropriate TMFs based on project-specific needs.
2.Adherence to blood glucose self-monitoring guidance and glycemic control in Chinese patients with type 2 diabetes mellitus initiating basal insulin: A mobile health-based prospective cohort study.
Lixin GUO ; Dalong ZHU ; Kaining CHEN ; Yaoming XUE ; Chao ZHOU ; Ping LIU ; Zhaohui HU ; Pei GU ; Wei ZHANG ; Huijie DONG ; Wanjun XIE ; Liqing GUAN
Chinese Medical Journal 2025;138(21):2832-2834
3.DiPTAC: A degradation platform via directly targeting proteasome.
Yutong TU ; Qian YU ; Mengna LI ; Lixin GAO ; Jialuo MAO ; Jingkun MA ; Xiaowu DONG ; Jinxin CHE ; Chong ZHANG ; Linghui ZENG ; Huajian ZHU ; Jiaan SHAO ; Jingli HOU ; Liming HU ; Bingbing WAN ; Jia LI ; Yubo ZHOU ; Jiankang ZHANG
Acta Pharmaceutica Sinica B 2025;15(1):661-664
4.Exploration of Milestone Evaluation System for Core Competencies in Knowledge and Skills of Neurology Residents
Liling DONG ; Dan XU ; Yuze CAO ; Siyuan FAN ; Hang LI ; Yicheng ZHU ; Lixin ZHOU ; Jun NI
Medical Journal of Peking Union Medical College Hospital 2025;16(6):1619-1628
To develop a milestone-based evaluation system for the core "knowledge and skills" competency of neurology residents that is tailored to China's medical context, so as to provide precise guidance for their training and assessment. Using the Delphi method, the study first constructed an initial framework through literature review, on-site investigation and expert-group discussion. Two rounds of expert consultation were then conducted among specialists in neurology education across China. Indicators were screened and optimized according to the mean score, agreement rate and coefficient of variation (CV), ultimately finalizing the system. The expert response rates in both rounds were 100%. The group authority coefficients were 0.97 and 0.98, with Cronbach's α of 0.90 and 0.88, respectively. The mean scores of all indicators ranged from 3.88 to 5.00, agreement rates from 62.50 % to 100 %, and CVs from 0 to 0.21. The finalized framework comprises one first-level indicator, three second-level indicators and 17 third-level indicators. The milestone evaluation system for core competencies in "knowledge and skills" of neurology residents developed in this study is scientific and reasonable, providing a standardized and scientific assessment tool for the standardized training of neurology residents.
5.Influencing factors of occupational stress and health effect among grassroots medical and health personnel in Xiong’an New Area, Hebei Province based on Bayesian network
Huixia LI ; Junqin ZHAO ; Lixin YANG ; Qiuying DONG ; Jinmei SHI ; Jianguo LI ; Chunxiang ZHAO ; Yan GAO
Journal of Environmental and Occupational Medicine 2024;41(12):1400-1406
Background Grassroots medical and health personnel are an important component of China's public health system, and guaranteeing their physical and mental health will have a profound impact on the development of China's health service. Objective To identify potential influencing factors of occupational stress, anxiety, depression, and insomnia as well as their interactions. Methods In August 2021, a cross-sectional survey was conducted among all the staff (
6.Recent advance in physiopathologic mechanism of brain-lung interaction
Jiahao LIU ; Ying WANG ; Rui DONG ; Lixin SUN
Chinese Journal of Neuromedicine 2024;23(9):928-932
Lung-brain interaction refers to the complex physiological and pathological processes in which the lungs and brain influence and regulate each other through various mechanisms. This process works on the complex network between the lung and brain through multiple levels such as nerve, immune, microbial, metabolic, and gas pathways, and affects development of the diseases. This article aims to provide new ideas and methods for prevention and treatment of related lung and brain diseases, as well as references for subsequent research and clinical practice, by reviewing the physiological and pathological mechanisms of neural pathway, immune pathway, and microbial, metabolic and gas pathways in lung brain interaction.
7.Safety and efficacy of Neuroform Atlas stent assisted coil embolization of intracranial wide-necked aneurysms
Xiheng CHEN ; Hailong ZHANG ; Mingtao LI ; Dong LIU ; Lixin MA ; He LIU ; Ming LYU ; Yang WANG
Chinese Journal of Neuromedicine 2024;23(10):992-998
Objective:To explore the safety and efficacy of Neuroform Atlas stent assisted coil embolization in intracranial wide-necked aneurysms, and analyze the risk factors for procedure-related complications.Methods:A retrospective analysis was performed; the clinical data of 367 patients with 374 intracranial wide-necked aneurysms accepted Neuroform Atlas stent assisted coil embolization from January 2021 to February 2024 were collected. Clinical prognosis, immediate postoperative and 6-12 months postoperative angiography, and procedure-related complications (including perioperative complications and complications during follow-up) were analyzed. Univariate and multivariate Logistic regression analyses were used to identify the independent risk factors for procedure-related complications.Results:Immediate postoperative Raymond-Roy Occlusion Classification (RROC) grading I was noted in 323 aneurysms (86.4%), grading II in 42 aneurysms (11.2%), and grading III in aneurysms (2.4%). Perioperative complications occurred in 26 patients (7.1%): 19 (5.2%) were ischemic complications, while 7 (1.9%) were hemorrhagic complications. A total of 260 aneurysms (69.5%) underwent follow-up angiography, including 229 aneurysms (88.1%) with RROC grading I, 25 aneurysms (9.6%) with grading II and 6 aneurysms (2.3%) with grading III. During the follow-up, 5 patients (1.9%) developed stent stenosis, but only 1 patient had transient ischemic attack, and all of them had boundless vessel occlusion. At the last follow-up, 10 patients (2.7%) had poor prognosis, including 8 (2.2%) with severe disabilities (7 with modified Rankin Scale [mRS] scores of 3 and 1 with mRS scores of 4), and 2 (0.5%) deaths (mRS scores of 6). Multivariate Logistic regression analysis showed that large aneurysms and posterior circulation aneurysms were independent risk factors for procedure-related complications ( OR=6.299, 95% CI: 1.131-35.094, P=0.036; OR=3.654, 95% CI: 1.478-9.035, P=0.005). Conclusion:Neuroform Atlas stent assisted coil embolization in intracranial wide-necked aneurysms is safe and feasible; patients with large aneurysms and posterior circulating aneurysms are more likely to have procedure-related complications.
8.PSA value gray area (4-10 ng/ml) prostate biopsy study
Jinwei SHANG ; Lai DONG ; Rongjie SHI ; Ruizhe ZHAO ; Tian HAN ; Minjie PAN ; Bin YANG ; Yamin WANG ; Wei XIA ; Lixin HUA ; Gong CHENG
Chinese Journal of Urology 2024;45(5):386-390
Objective:To explore the strategy of prostate biopsy in patients with prostate specific antigen(PSA)gray zone based on prostate imaging reporting and data system (PI-RADS).Methods:The clinical data of 427 patients who underwent transperineal prostate biopsy in the First Affiliated Hospital of Nanjing Medical University from January 2020 to December 2022 were retrospectively analyzed. The median age was 66 (61, 72) years old. The median PSA was 6.62 (5.46, 8.19) ng/ml. The median PSA density (PSAD) was 0.15 (0.11, 0.21) ng/ml 2. The median prostate volume (PV) was 43.68 (31.12, 56.82) ml. PSA velocity (PSAV) data were available in 65 patients with negative MRI examination(PI-RADS <3), and the median PSAV was 1.40 (0.69, 2.89) ng/(ml· year). Among the patients with positive MRI(PI-RADS≥3), there were 174 patients with only 1 lesion and 83 patients with ≥2 lesions. A total of 170 patients with negative MRI underwent systematic biopsy, and 257 patients with positive MRI underwent systematic combined targeted biopsy. The PI-RADS score, regions of interest(ROI), PSAD, f/tPSA and PSAV were analyzed to explore the biopsy strategy for patients with PSA gray area based on bpMRI imaging. Results:Of the 427 patients included in the study, 194 were positive and 233 were negative. Among the patients with positive biopsy pathology, 140 cases were clinically significant prostate cancer (CsPCa). Among the MRI-negative patients, there were 33 cases with PSAV ≥1.4 ng/(ml·year), and 10 cases of prostate cancer and 6 cases of CsPCa were detected by systematic biopsy.In 32 cases with PSAV <1.4 ng/(ml·year), 3 cases of prostate cancer and 0 case of CsPCa were detected by systematic biopsy. The sensitivity of systematic biopsy for the diagnosis of prostate cancer and CsPCa in patients with PSAV≥1.4 ng/(ml·year) were 76.9% (10/13) and 100.0% (6/6) respectively, the specificity were 55.8% (29/52) and 54.2% (32/59) respectively, the negative predictive value were 90.6% (29/32) and 100.0% (32/32) respectively, and the positive predictive value were 30.3% (10/33) and 18.2% (6/33) respectively. In MRI-positive patients with PI-RADS 3, the prostate cancer detection rates of targeted biopsy combined with systematic biopsy, systematic biopsy and targeted biopsy were 41.7% (45/108), 32.4% (35/108) and 35.2% (38/108), respectively ( P=0.349). The detection rates of CsPCa were 27.8% (30/108), 21.3% (23/108) and 25.0% (27/108), respectively ( P=0.541). In patients with PI-RADS 4-5 and PSAD > 0.15 ng/ml 2, the detection rates of CsPCa in targeted biopsy combined with systematic biopsy, systematic biopsy and targeted biopsy were 67.8% (61/90), 58.9% (53/90) and 67.8% (61/90), respectively ( P=0.354). Conclusions:For MRI-negative patients, all CsPCa could be detected by perineal systematic biopsy when PSAV ≥1.4 ng/(ml·year), and active observation could be performed when PSAV <1.4 ng/(ml·year). For MRI-positive patients, targeted combined systemic biopsy was required when PI-RADS score was 3, and targeted biopsy only could be performed when PI-RADS score ≥4 and PSAD >0.15 ng/ml 2, otherwise targeted combined systemic biopsy was required.
9.Genotype-phenotype analysis of three families with Liddle syndrome
Dong WANG ; Yan ZHANG ; Min LUO ; Ji NIE ; Qiao ZHANG ; Lixin SHI ; Danrong WU
Chinese Journal of Endocrinology and Metabolism 2024;40(5):393-397
Objective:To explore the genotypes and clinical phenotypes of three families with Liddle Syndrome(LS).Methods:In this study, three young patients with hypertension and hypokalemia were confirmed LS through second-generation sequencing genetic testing. Members of the three families were screened for genes, and genotypes and clinical phenotypes were analyzed.Results:This study identified three patients in Family 1 carrying a possible pathogenic heterozygous variant c. 1859A>G(p.Y620C) in the SCNN1B gene(sodium channel epithelia 1β subunit). Five patients in family 2 and family 3 carried the pathogenic heterozygous variant c. 1789dup(p.R597Pfs*11) in the SCNN1B gene. Following three months of treatment with salt restriction and triamterene, blood pressure and potassium levels returned to normal in all eight patients.Conclusion:LS patients typically present clinically with early-onset hypertension accompanied by hypokalemia, but there is clinical heterogeneity. It is recommended to conduct genetic testing on suspected patients as early as possible to confirm the diagnosis and initiate timely treatment with effective medications so as to reduce the complications of target organs.
10.A chloride channel in mouse pancreatic acinar cells is activated by so-dium taurocholate and dependent on extracellular calcium but not reac-tive oxygen species pathway
Xiaoya YANG ; Jiawei LIN ; Dong YE ; Chan ZHAO ; Liwei WANG ; Lixin CHEN
Chinese Journal of Pathophysiology 2024;40(10):1806-1814
AIM:To investigate the activation of Cl-channels by sodium taurocholate(NaTC)in mouse pan-creatic acinar cells.METHODS:The single isolated pancreatic acinar cells from FVB/N mice were prepared using colla-genase digestion method.Whole-cell patch clamp technique was performed to record the currents.Intracellular adenosine triphosphate(ATP)dependence of the channels was examined via eliminating ATP from the pipette solution.Anion per-meability of the channels was investigated with ion-exchange method.The pharmacological characteristics of the channels was confirmed by two Cl-channel blockers.The volume sensitivity of the channels was detected using 47%hypertonic bathing solution.Extracellular Ca2+dependence of activating the channels was examined through eliminating Ca2+from the bathing solution.Intracellular reactive oxygen species(ROS)level was detected by an oxidation-sensitive fluorescent probe,2',7'-dichlorofluorescin diacetate.The experiment was repeated 6 times in each group.RESULTS:Extracellular application of 5 mmol/L sodium taurocholate induced a Cl-current,exhibiting the properties of outward-rectification,a se-lectivity sequence of I->Br-≥Cl->gluconate-and intracellularATP dependence(P<0.01).The currents were inhibited by chloride channel blocker 4,4'-diisothiocyanatostilbene-2,2'-disulfonic acid disodium salt hydrate(DIDS)and tamoxifen and by 47%hypertonicity stimulation(P<0.01).When ROS production was scavenged by N-acetyl-L-cysteine,the sodi-um taurocholate-induced Cl-currents were unaffected.The effect of sodium taurocholate on ROS production did not alter with the treatment with DIDS.Sodium taurocholate failed to induce Cl-currents when Ca2+was absent in extracellular bath-ing solution(P>0.05).CONCLUSION:Sodium taurocholate activates Cl-channels in mouse pancreatic acinar cells,which is dependent on extracellular Ca2+but not ROS pathway.

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