1.The Role of FASN in Tumors and Its Targeted Therapy
Wen-Jing JIANG ; Ruo-Xi ZHANG ; Yu-Qing TAI ; Ya-Wen SUN ; Xi-Yu ZHANG ; Xiao LI
Progress in Biochemistry and Biophysics 2026;53(4):920-935
Malignant tumors represent a major threat to global health. Conventional anti-tumor pharmacotherapy often encounters challenges such as drug resistance, highlighting an urgent need for the development of novel therapeutic strategies. Fatty acid synthase (FASN), the key enzyme catalyzing de novo fatty acid synthesis, is subject to precise regulation at multiple levels, including transcriptional control, various post-translational modifications such as ubiquitination and phosphorylation, as well as modulation by diverse signaling pathways. Recent studies have revealed that FASN is aberrantly overexpressed in various malignant tumors and is closely associated with tumor progression and poor patient prognosis. FASN is a homodimer composed of seven functional domains that catalyzes the NADPH-dependent condensation of acetyl-CoA and malonyl-CoA to generate saturated fatty acids, primarily palmitic acid. Its stability is regulated by multiple ubiquitin ligases and deubiquitinating enzymes. Additionally, FASN is subject to upstream regulation via neural precursor cell-expressed developmentally downregulated 8 (Nedd8) modification and the phosphatidylinositol 3-kinase (PI3K)/protein kinase B (AKT)/mammalian target of rapamycin (mTOR) pathway, thereby establishing a metabolic-signaling positive feedback loop. As a core executor of metabolic reprogramming, FASN promotes tumorigenesis through dual mechanisms. First, its fatty acid synthesis product, palmitate, participates in membrane phospholipid synthesis, lipid raft formation, and protein palmitoylation, thereby activating several key oncogenic signaling pathways, including PI3K/AKT/mTOR, wingless-type MMTV integration site family member (Wnt)/β‑catenin, and signal transducer and activator of transcription 3 (STAT3)/matrix metalloproteinase (MMP), leading to tumor development and progression. Second, FASN plays a pivotal role in modulating the anti-tumor functions of immune cells and remodeling the tumor immune microenvironment. Specifically, FASN enhances immune checkpoint inhibition by inducing programmed death-ligand 1 (PD-L1) palmitoylation, suppresses the activation of cytotoxic T lymphocytes and natural killer cells, and promotes the polarization of M2-type macrophages, consequently facilitating tumor immune evasion and malignant progression. Precisely due to its significant overexpression in tumor cells, its critical functional role, and its differential expression compared to normal cells, FASN has emerged as a highly promising target for anti-tumor drug development. Highly selective small-molecule inhibitors, notably represented by TVB-2640, have advanced to clinical trial stages and demonstrated favorable anti-tumor activity. Furthermore, the combination of FASN inhibitors with other chemotherapeutic agents or targeted drugs can overcome the limitations of monotherapy through synergistic effects or by resensitizing tumor cells to conventional drugs, achieving a “1+1>2” therapeutic outcome. With the advancement of modern traditional Chinese medicine (TCM), numerous active ingredients derived from TCM have been confirmed to exert anti-tumor effects by modulating FASN-related pathways. This integrated approach leverages the precision of Western medicine while simultaneously harnessing the holistic regulatory benefits of TCM to alleviate the side effects of radiotherapy and chemotherapy. Despite the promising prospects of FASN-targeted therapies, challenges remain, including tumor cell metabolic plasticity, tumor context-dependent responses, and heterogeneity. This review systematically summarizes the molecular structure, physiological functions, and mechanisms of FASN in tumorigenesis, as well as recent advances in targeted therapies. Future directions—including the precise identification of responsive patient populations using spatial transcriptomics, the development of novel combination regimens, and the active exploration of integrative strategies combining traditional Chinese and Western medicine—will facilitate the clinical translation of FASN-targeted therapies and open new avenues for improving the quality of life and prognosis of cancer patients.
2.Mechanism of traditional Chinese medicine treatment of hepatic fibrosis by restoring circadian rhythms.
Meng-Ru ZHANG ; Ruo-Nan JIANG ; Shu-Hua XIONG ; Hong-Yan WU ; De-Song KONG ; Li CHEN
China Journal of Chinese Materia Medica 2025;50(16):4407-4414
Hepatic fibrosis is a key pathological process in the development of chronic liver disease to cirrhosis, and its core mechanism involves the activation of hepatic stellate cells(HSC) and abnormal deposition of extracellular matrix(ECM). Although existing treatments, such as antiviral drugs, can delay disease progression, they have the problem of single therapeutic targets and cannot reverse fibrosis. Accordingly, multidimensional intervention strategies are urgently needed. Recent studies have shown that circadian rhythm disorders aggravate hepatic fibrosis by regulating metabolism, immunity, and inflammation. Traditional Chinese medicine(TCM) plays a unique role in restoring the circadian clock via multi-target and holistic regulation. This paper establishes a three-dimensional network by systematically integrating biological clock, metabolism, and immunity for the first time to elucidate the scientific connotation of the theory of time-concerned treatment of TCM, and proposes a new strategy for the development of time-targeted compound prescriptions, providing innovative ideas for the treatment of hepatic fibrosis.
Humans
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Liver Cirrhosis/metabolism*
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Drugs, Chinese Herbal/therapeutic use*
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Circadian Rhythm/drug effects*
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Animals
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Medicine, Chinese Traditional
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Hepatic Stellate Cells/drug effects*
3.Bibliometric and Visual Analysis of Forensic Research on Body Fluid Identification
Bao-Yan XIE ; Ruo-Cheng XIA ; Ting-Ting JIANG ; Rui-Yang TAO ; Cheng-Tao LI
Journal of Forensic Medicine 2025;41(3):217-227
Objective To analyze the literature in the field of body fluid identification collected in the Web of Science Core Collection(WoSCC)database from 2000 to 2023,and explore the research sta-tus,hotspots and development trends in this field.Methods The CiteSpace software was utilized to conduct a visual analysis of the literature in the field of body fluid identification included in the WoSCC database from 2000 to 2023.Meanwhile,a bibliometric analysis of the annual publication vol-ume,journal distribution,national contribution,research institutions,author collaboration,and keywords of the literature was conducted.Results A total of 715 papers on forensic body fluid identification were included,and the annual publication volume showed a continuous and stable growth.Among the 55 countries(regions)that published papers,the United States ranked first with 174 papers,followed by China with 107 papers.In terms of journal distribution,Forensic Science International:Genetics had the largest number of papers,which accounted for 20%of the total papers.In terms of author collaboration,a total of 2 079 authors participated in body fluid identification research,and the author collaboration network showed a clearly clustered distribution.The keywords analysis revealed that re-search hotspots focused on traditional methods,specific RNA molecular markers,DNA methylation,spectroscopy,and the application of microbiomics.Conclusion Research in the field of forensic body fluid identification is thriving,and research institutions and teams should strengthen their collaboration.Establishing unified result interpretation standards and systems and exploring the multiple biomarkers combined application methods will be the research hotspots and important directions for future research in this field.
4.Research on Organizational Inert in Medical Quality and Safety Management and Preventive Strategies
Longjun HU ; Jianhua HUANG ; Ruo JIANG ; Luyang HE ; Jialin YANG ; Keqiang ZUO ; Lengchen HOU
Chinese Hospital Management 2025;45(3):55-59
In the dynamic process of organizational development,organizations tend to exhibit a tendency towards organizational inertia by maintaining its original behavior patterns.It introduces organizational inertia theory into the medical management.Based on the concept of organizational inertia,the concept of organizational inertia in medical quality and safety management was proposed.From the perspective of connotation of organizational inertia in medical quality and safety management,its essence was the failure of medical institutions to implement or achieve continuous improvement in medical standardized behavior.From the perspective of denotation,it includes six categories:structural inertia,institutional inertia,resource inertia,technological inertia,employee inertia,and cultural inertia.In addition,it explored how to overcome organizational inertia in medical quality and safety management,which can provide new ideas for sustainably improvement research and practice in medical quality and safety management.
5.Exploration of the Implementation Path for the Improvement Goals of National Medical Quality and Safety Based on the Objective and Key Results Method
Ruo JIANG ; Jianzhong DI ; Chengfang HU ; Longjun HU ; Ya YANG ; Jialin YANG ; Songxuan YU ; Mingxiao MA ; Lengchen HOU
Chinese Hospital Management 2025;45(1):70-73
To achieve the national objectives of improving medical quality and safety,the Shanghai Shenkang Hospital Development Center has formulated a list of major targets,tasks,and key results based onthe Objective and Key Results (OKR) method.The primary approaches adopted include establishing an organizational structure to advance medical quality and safety supervision,setting up a series of quantitative indicators for medical quality and safety targets,formulating standardized management systems,building an information platform,and strengthening supervision.It argues that the adoption of OKR can effectively promote the implementation of national target management for improving medical quality and safety,establish a cross-institutional management network for medical quality and safety,strengthen process management,and effectively drive continuous improvement in medical quality and safety.
6.Exploration of the Implementation Path for the Improvement Goals of National Medical Quality and Safety Based on the Objective and Key Results Method
Ruo JIANG ; Jianzhong DI ; Chengfang HU ; Longjun HU ; Ya YANG ; Jialin YANG ; Songxuan YU ; Mingxiao MA ; Lengchen HOU
Chinese Hospital Management 2025;45(1):70-73
To achieve the national objectives of improving medical quality and safety,the Shanghai Shenkang Hospital Development Center has formulated a list of major targets,tasks,and key results based onthe Objective and Key Results (OKR) method.The primary approaches adopted include establishing an organizational structure to advance medical quality and safety supervision,setting up a series of quantitative indicators for medical quality and safety targets,formulating standardized management systems,building an information platform,and strengthening supervision.It argues that the adoption of OKR can effectively promote the implementation of national target management for improving medical quality and safety,establish a cross-institutional management network for medical quality and safety,strengthen process management,and effectively drive continuous improvement in medical quality and safety.
7.Research on Organizational Inert in Medical Quality and Safety Management and Preventive Strategies
Longjun HU ; Jianhua HUANG ; Ruo JIANG ; Luyang HE ; Jialin YANG ; Keqiang ZUO ; Lengchen HOU
Chinese Hospital Management 2025;45(3):55-59
In the dynamic process of organizational development,organizations tend to exhibit a tendency towards organizational inertia by maintaining its original behavior patterns.It introduces organizational inertia theory into the medical management.Based on the concept of organizational inertia,the concept of organizational inertia in medical quality and safety management was proposed.From the perspective of connotation of organizational inertia in medical quality and safety management,its essence was the failure of medical institutions to implement or achieve continuous improvement in medical standardized behavior.From the perspective of denotation,it includes six categories:structural inertia,institutional inertia,resource inertia,technological inertia,employee inertia,and cultural inertia.In addition,it explored how to overcome organizational inertia in medical quality and safety management,which can provide new ideas for sustainably improvement research and practice in medical quality and safety management.
8.Analysis of fertility preservation and HPV negative conversion rate of LEEP by separating the vesicorectal space
Ting JIANG ; Yu XIE ; Ying-Xin GONG ; Yun-Qiang ZHANG ; Yue SHI ; Ruo-Yi GUO ; Qing WANG ; Xiao-Xia LIU
Fudan University Journal of Medical Sciences 2024;51(2):211-217
Objective To explore the eradication rate of human papillomavirus(HPV)and gestational outcome of patients with high-grade squamous intraepithelial disease of the cervix(HSIL)after loop electrosurgical excision procedure(LEEP)by transvaginal dissection of the vesicorectal form the cervix.Methods A total of 53 patients treated with LEEP by transvaginal dissection of the vesicorectal form the cervix in Obstetrics and Gynecology Hospital,Fudan University from Jan to Dec,2019 were investigated.Clinical information of cervical cytological examination,HPV test and cervical biopsy under colposcopy were followed up for 6,12 and 24 months post-LEEP were collected.HPV infection in these 53 patients were compared before and after LEEP surgery.The rate of successful fertility of the cohort,the HPV conversion rate of patients with hysterectomy and LEEP done were compared.The association between the pathological type and positive surgical margin and the association between HPV infection type and positive surgical margin were analyzed.Results HPV infection rate of was 94.3%(50/53)and the proportion of HPV16 and/or 18 infection was 75.5%(40/53).Mono-HPV infection rate(69.8%,37/53)was significantly higher than mixed HPV infection rate(22.7%,13/53).Thirty-eight patients(71.7%)were found with positive surgical margin in previous LEEP operation.Fifteen patients had recurrence(28.3%)and 40 patients(75.5%)successfully delivered baby after surgery.Postoperative pathology was mainly HSIL,accounting for 66%(30/53),and 28.3%patients(15/53)had no pathological change.Forty cases had satisfying fertility-conservative operation outcome with negative surgical margin,and 38 patients eradicated HPV infection after LEEP,which took up 95%of patients with satisfying fertility-conservative operation.There was no significant difference of positive resection margin rate in between groups of HPV16/18 infection and other types.Five cases had successful delivery(12.5%,5/40)with 1 case of vaginal delivery and 4 cases of cesarean section.Among these 5 cases,3 cases undertook preventive cervical cerclage,with 1 case of vaginal delivery and 2 cases of cesarean sections.Conclusion HPV eradication rate and surgical outcome could be significantly improved by LEEP with transvaginal dissection of the vesicorectal from the cervix,which satisfied the fertility preservation of females at reproductive age.
9.Effect of Centralized Procurement of Artificial Joints Consumables on Total Arthroplasty in a Grade A Ter-tiary Hospital
Junren YU ; Ruo JIANG ; Li LUO ; Zhijian LI
Chinese Hospital Management 2024;44(1):39-41
Objective To evaluate the effect of centralized procurement of artificial joint consumables on total arthro-plasty placement surgery.Methods Through a retrospective study,t-test was conducted on the medical quality and effi-ciency,hospitalization cost per time structure through July-December,2021 to July-December,2022 centralized pro-curement of joint replacement surgery in a tertiary hospital in Shanghai.Results After centralized procurement,the amount of knee arthroplasty surgery decreased,and the time of hip replacement surgery was increased,and the difference was statistically significant(P<0.05).The total cost,cost of consumables,arthrotomy fee of the two types of arthroplasty surgery were significantly decreased,and the difference was statistically significant(P<0.05).In addition,the average cost of other consumables hospitalization of knee joint surgery patient increased,and the difference was statistically significant(P<0.05).Conclusion After centralized procurement of artificial joint consumables,the cost of total knee arthroplasty and total hip arthroplasty has decreased significantly,and the quality and efficiency of medical care have not changed significantly.At the same time,hospital managers should pay more attention to the rational use of consumables after centralized procurement.In addition,it calls for increasing the price of surgery to reflect the value of physician services.
10.Detection and Treatment for Hemolytic Transfusion Reaction in Patient with Combined Antibody Consisted of Anti-Fya and Anti-Jkb
Ruo-Chen ZHANG ; Sheng-Hao XU ; Lu-Yi YE ; Ling WANG ; Hao-Jun ZHOU ; Dong XIANG ; Jiang WU
Journal of Experimental Hematology 2024;32(6):1852-1858
Objective:To investigate and assess hemolytic transfusion reaction in patient with complex and combined anti-Fya and anti-Jkb which so as to provide a safety blood transfusion strategy.Methods:ABO/Rh blood grouping,antibody screening and identification,and Coombs'tests were performed by the routine serological methods include manual tube and automatic blood group analyzer with matching micro-column gel cards from Diagnostic Grifols and Jiangsu LIBO.The hospital information system and laboratory information system were used to collect dada on patients' blood routine tests,liver and kidney function,coagulation,cardiac function,and other clinical indicators before and after blood transfusion were analyzed and compared in conjunction with the patients'clinical manifestations.Results:The patient's blood group was A/CcDEe.Before two transfusion,the anti-body screening were positive which identification were anti-Fya and anti-Fya combined with anti-Jkb respectively,while the Coomb's test were positive with anti-C3 and anti-IgG combined with anti-C3 respectively.No agglutination and hemolysis was observed in saline medium cross-matching test before two transfusion of Fya-red blood cell.But before re-transfusion agglutinated reaction was observed in cross-matching test by DG Gel Coombs,which strength was 2+on whether major or minor side.The patient developed soy sauce urine/hemoglobinuria and fever after transfused Fya-red blood cell again.Primary laboratory indicators were observed to be elevated,include C-reactive protein from 3.06 mg/L to 29.97 mg/L,total bilirubin from 21.4 μmol/L to 276.3 μmol/L,direct bilirubin from 8.4 μmol/L to 135.6 μmol/L,lactate dehydrogenase from 166 U/L to 1453 U/L.Urinary free hemoglobin test was 4+.The main laboratory indicators reflecting the heart,liver,kidney and circulatory coagulation function also have vary increased and gradually returned to normal after a week. Conclusion:Jkb-incompatible transfusion of the Kidd blood group system can lead to acute hemolytic transfusion reaction,but in emergency implementing incompatible transfusion due to IgG antibodies outside of the primary blood group (such as ABO/RhD)can ensure the implementation of emergency operation.

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