1.Pathophysiological Evolution and Syndrome-Based Stratified Treatment of Qi Deficiency with Stagnation in Chemotherapy-Induced Myelosuppression
Jing LONG ; Hengzhou LAI ; Wenbo HUANG ; Feng YU ; Yifang JIANG ; Zhuoling DAI ; Chong XIAO ; Fengming YOU
Journal of Traditional Chinese Medicine 2025;66(11):1109-1113
The concept of "qi deficiency with stagnation" refers to a pathological state characterized by the depletion of primordial qi, impaired qi transformation, and the development of internal stagnation. Under the cyclic chemotherapy regimen in oncology, chemotherapy-induced myelosuppression follows a progressive pathological course from qi deficiency to increasing stagnation. This sequential evolution from mild to severe myelosuppression closely aligns with the dynamic syndrome differentiation and treatment framework of "qi deficiency with stagnation". "Qi deficiency" reflects the gradual depletion of qi, blood, and essence, while "stagnation" refers to the accumulation of phlegm, turbid dampness, and blood stasis. These two components interact reciprocally, forming a vicious cycle where deficiency leads to stagnation, and stagnation further damages the healthy qi. In the early stage of mild myelosuppression, chemotoxicity begins to accumulate in the bone marrow, leading to qi consumption, blood deficiency, yin injury, and the gradual formation of turbid phlegm and damp stagnation. In the advanced stage of severe myelosuppression, the accumulation of toxicity causes qi sinking, exhaustion of essence, and marrow depletion, along with blood stasis obstructing the collaterals. Treatment strategies should be based on syndrome differentiation, with an emphasis on assessing the severity of the condition, balancing deficiency and excess, and achieving both symptomatic relief and root cause resolution.
2.Inflammatory mechanisms and potential drug targets in idiopathic pulmonary fibrosis
Xiao-Jing HAN ; Qi-Qi HAN ; Feng QIAN
Chinese Pharmacological Bulletin 2024;40(5):828-832
Idiopathic pulmonary fibrosis(IPF)is a progressive,chronic mesenchymal lung disease,which is difficult to cure.There are many factors that lead to pulmonary fibrosis,such as smoking,external environmental pollution,drugs,viral infec-tions,etc.Alveolar epithelial injury,myofibroblast growth,and collagen deposition are characteristics of idiopathic pulmonary fi-brosis,which in turn leads to dysfunction of functional gas ex-change,respiratory failure,and even death.The pathological mechanism of IPF is unknown and there is a lack of curative drugs,and the morbidity and mortality rate remain high.There-fore,it is urgent to explore the pathogenesis of pulmonary fibro-sis and find new treatment strategies.In this review,we summa-rize the inflammatory mechanisms by which macrophages mediate pulmonary fibrosis,the role of fibroblasts in idiopathic pulmona-ry fibrosis,and the possible potential drug targets.
3.Research progress of NLRP3 inflammasome inhibitors
Chen-Guang LI ; Feng-Yi MAI ; Jing-Rong LIANG ; Wen-Tao YANG ; Jie GUO ; Jun-Xiang SHU ; Li-Zu XIAO
Chinese Pharmacological Bulletin 2024;40(10):1801-1808
NLRP3 can recruit proteins such as ASC and pro-caspase1 to form NLRP3 inflammasomes after being stimulated by pathogen and danger signals in vivo,and then induce pyropto-sis and promote the inflammatory reactions to maintain the home-ostasis.However,the overactivation of NLRP3 inflammasomes is closely related to many inflammatory and autoimmune diseases in humans.Targeted inhibition of NLRP3 inflammasomes can sig-nificantly inhibit inflammation and alleviate the relative symp-toms.Therefore,it is an important research direction for treating diseases of NLRP3 inflammasome that searching for effective in-hibitors targeting NLRP3 inflammasome activation and achieving clinical transformation.This review summarizes the latest re-search progress based on the sources of NLRP3 inflammasome inhibitors.
4.Comparison on efficacy of MRI-transrectal ultrasound software fusion-guided biopsy and cognitive fusion-guided biopsy for detecting prostate cancer
Jing YANG ; Hao FENG ; Han XIA ; Yanhui MA ; Xiao XIAO ; Zhiyuan WANG ; Wenjuan XU ; Zheng WANG ; Qibing FAN ; Yuyong SHEN ; Jing DING ; Tingyue QI
Chinese Journal of Interventional Imaging and Therapy 2024;21(7):403-407
Objective To compare the efficacy of MRI-transrectal ultrasound(TRUS)software fusion-guided biopsy and cognitive fusion-guided biopsy for detecting prostate cancer(PC).Methods Data of 120 patients with suspected PC(127 lesions)who underwent transperineal prostate biopsy with 2-3 times of target biopsy(TB)and 10 times of system biopsy were retrospectively analyzed.According to TB guidance methods,73 cases(78 lesions)received MRI-TRUS software fusion-guided biopsy were classified into group A,and 47 cases(49 lesions)received cognitive fusion-guided biopsy were classified into group B.The positive rate of PC,clinic significant PC(csPC)and PC in different sized lesions by TB were compared between groups,and the positive rate of PC between 2 or 3 times TB was also compared within each group.Results The positive rate of PC and csPC detected by TB was 55.13%(43/78)and 39.74%(31/78)in group A,53.06%(26/49)and 34.69%(17/49)in group B,respectively,no significant difference was found(all P>0.05).The positive rate of PC in lesions with the maximum diameter≤10 mm detected by TB in group A was higher than that in group B(P<0.05),but no significant difference of lesions with the maximum diameter>10 mm and<15 mm nor≥15 mm was found between groups(all P>0.05).No significant difference of positive rate of PC was found between 2 and 3 times TB in group A(P>0.05),while positive rate of PC of 3 times TB was significantly higher than that of 2 times TB in group B(P<0.05).Conclusion MRI-TRUS software fusion-guided biopsy had positive rate of PC and csPC similar to that of cognitive fusion-guided biopsy,but was helpful for reducing times of TB and increasing detecting rate for lesions with the maximum diameter≤10 mm.
5.Cloning and expression of the K26 gene of Leishmania and evaluation of detection of specific antibodies against visceral leishmaniasis in China
Dan DING ; Ying WANG ; Chun-Hua GAO ; Xiao-Jin MO ; Feng SHI ; Jing ZHANG ; Xiao-Kai JIA ; Fu-Rong WEI
Chinese Journal of Zoonoses 2024;40(8):763-767
To clone and express the K26 gene of Leishmania isolated from three types of visceral leishmaniasis epidemic ar-eas in China and evaluate its effect on detecting specific antibodies against visceral leishmaniasis.The K26 fragments from Leishmania isolated KS-6,SC6 and JIASHI-1 was synthesized and cloned into pET32a vector.The recombinant plasmid pET32a-K26 was transformed into Escherichia coli BL21 strains and induced by isopropyl-β-D-thiogalactopyranoside(IPTG).The expressed recombinant protein was purified by the His-tagged affinity column(Ni-NTA).Serum samples of 110 visceral leishmaniasis patients were used for evaluating the sensitivity by ELISA.Serum samples from patients with malaria,schisto-somiasis japonica,cystechinococcosis,toxoplasmosis,paragon-imiasis,clonorchiosis and 40 healthy people were used for eval-uating the specificity.Detection results of ELISA were compared with that of rK39 strip of American InBios company.Comparation among three K26 antigens were given by x2 test.The sensitivity of the recombinant K26 protein of KS-6,SC6 and JIASHI-5 strains of Leishmania and rK39 strip test to detect the sera of patients with visceral leishmaniasis was 90.00%(99/110),92.73%(102/110),90.91%(100/110)and 93.64%(103/110),respectively.There was no cross reactivity with malaria(10),schistosomiasis japonica(10),cystechinococcosis(10),toxoplasmosis(5),paragonimiasis(5)and clonorchiosis(5),and 40 sera from healthy people were also negative.The specificity was 100.00%.There was no statistical difference in the sensitivity of the recombinant K26 protein of KS-6,SC6 and JIASHI-1 strains of Leishmania and rK39 strip test,x2 values are 0.97,0.07 and 0.57 respectively and the P values are 0.33,0.79 and 0.45,respectively.There was no statis-tical difference in the sensitivity of three K26 antigens(x2=0.53,P=0.97).Conclusion The recombinant K26 antigen has po-tential application value in the diagnosis of visceral leishmaniasis.
6.Clinical Characteristics of Pneumocystis Jiroveci Pneumonia after Allogeneic Hematopoietic Stem Cell Transplantation
Jing XIA ; Jun-Hong JIANG ; Ye ZHAO ; Xiao MA ; De-Pei WU ; Su-Ning CHEN ; Feng CHEN
Journal of Experimental Hematology 2024;32(6):1882-1887
Objective:To summarize the clinical characteristics of patients with combined pneumocystis jiroveci pneumonia (PJP ) after allogeneic hematopoietic stem cell transplantation (allo-HSCT ). Methods:The clinical manifestations,laboratory tests,imaging findings,and treatment outcomes of 21 allo-HSCT patients with PJP diagnosed at the First Affiliated Hospital of Soochow University and Soochow Hopes Hematology Hospital from July 2018 to July 2023 were retrospective analyzed.Results:Among the 21 patients,the male-to-female ratio was 2.5:1,and the median age was 36 years old with a range of 15-62 years.The median time to diagnosis of PJP after transplantation was 225 days.The clinical manifestations lack specificity,and the main clinical symptoms include respiratory symptoms (dyspnea,cough,sputum,etc.) and fever.Laboratory examination revealed peripheral blood lymphocyte counts decreased in 15 cases,CD4+T lymphocyte absolute values less than 200 cells/μl in 19 patients,C-reactive protein levels significantly increased in 20 patients,lactate dehydrogenase levels increased in 14 patients,and 1,3-β-D-glucan detection levels increased in 14 patients.Chest CT manifestations can be divided into three types:ground glass type,nodular type,and mixed type.Among them,the incidence of ground glass type was the highest (18/21),with 2 cases of nodular type and 1 case of mixed type.The sequence number of Pneumocystis jiroveci was detected through mNGS (15-57570),and 11 patients had mixed infections.In terms of treatment,TMP-SMX,Caspofungin,and methylprednisolone were administered,and 17 patients achieved improvement in their condition.Four patients died,all of whom died from respiratory failure.Conclusion:PJP is a critically ill condition after hematopoietic stem cell transplantation,and diagnosis is difficult.Early diagnosis can achieve better prognosis.The sensitivity of mNGS in diagnosing PJP is high,providing the possibility of early and accurate diagnosis for clinical practice,which is worthy of application and promotion.
7.Development of the conceptual framework for health-related quality of life in Chinese populations:A qualitative study based on the general population and patients
Pi-Nan CHEN ; Xiao-Ning HE ; Shi-Tong XIE ; Jing WU ; Kun ZHAO ; Feng XIE
Chinese Journal of Health Policy 2024;17(6):1-9
Objective:To explore the understanding on health-related quality of life(HRQoL)among the Chinese populations and to develop a HRQoL conceptual framework that can be used to guide the development of Chinese HRQoL instruments.Methods:Respondents of Chinese general population and patients populations were recruited from 31 provinces in China.One-to-one semi-structured qualitative interviews were conducted to collect the views and perceptions on HRQoL.Based on the grounded theory,multi-level coding of qualitative interviews was carried out,and the framework method was used to sort out and summarize the coding to develop the HRQoL conceptual framework in China.Results:A total of 68 respondents were included in the study.The study extracted 1 558 open coding from the qualitative interview,which were analyzed and sorted into 180 axial coding and 31 selective coding(dimensions).The HRQoL conceptual framework for the Chinese population with 6 themes was finally summarized.Conclusions:The HRQoL conceptual framework based on the health concepts and preferences of the Chinese population contains 6 themes,refers to symptoms,physical function,emotion,cognition,activities and social function.In particular,the items of appetite,sleep and fatigue identifies may reflect Chinese cultural specific perceptions on important aspects of HRQoL.
8.Application of China-made Toumai? Robot in laparoscopic radical prostatectomy
Zhi-Feng WEI ; Yu-Hao CHEN ; Ze-Peng ZHU ; Qi JIANG ; Yu XIONG ; Feng-Feng LU ; Zhen-Qian SONG ; Bin JIANG ; Xiao-Feng ZHU ; Tian-Hao FENG ; Xiao-Feng XU ; Gang YANG ; Wu WEI ; Ai-Bing YAO ; Jing-Ping GE
National Journal of Andrology 2024;30(8):696-700
Objective:To evaluate the safety and efficiency of China-made Toumai Robot-assisted laparoscopic radical prosta-tectomy(LRP).Methods:This study included 40 cases of PCa treated from January 2023 to May 2023 by robot-assisted LRP with preservation of the bladder neck and maximal functional urethral length,15 cases with the assistance of Toumai Robot(the TMR group)and the other 25 with the assistance of da Vinci Robot as controls(the DVR group).We recorded the docking time,laparo-scopic surgery time,vesico-urethral anastomosis time,intraoperative blood loss and postoperative urinary continence,and compared them between the two groups.Results:Operations were successfully completed in all the cases.No statistically significant differ-ences were observed between the TMR and DVR groups in the docking time(6 min vs 5 min,P>0.05)or intraoperative blood loss(200 ml vs 150 ml,P>0.05).The TMR group,compared with the DVR group,showed a significantly longer median laparoscopic surgery time(146 min vs 130 min,P<0.05)and median vesico-urethral anastomosis time(19 min vs 16 min,P<0.05).There were no statistically significant differences between the TMR and DVR groups in the rates of urinary continence recovery immediately af-ter surgery(60.0%[9/15]vs 64.0%[16/25],P>0.05)or at 1 month(80.0%[12/15])vs(76.0%[19/25],P>0.05),3 months(93.3%[14/15])vs(92.0%[23/25],P>0.05)and 6 months postoperatively(100%[15/15])vs(96%[24/25],P>0.05).Conclusion:China-made Toumai? Robot surgical system is safe and reliable for laparoscopic radical prosta-tectomy,with satisfactory postoperative recovery of urinary continence.
9.Spouse smoking cessation benefits the pregnancy outcomes of the women with polycystic ovary syndrome
Meng-Yi ZHU ; Jia-Xing FENG ; Yang LIU ; Jing-Shu GAO ; Yu WANG ; Xiao-Ke WU
National Journal of Andrology 2024;30(11):994-1001
Objective:To investigate the effect of spouse smoking cessation(SSC)on the pregnancy outcome of the patients with polycystic ovary syndrome(PCOS)based on a secondary analysis of the results of a large randomized clinical trial.Methods:Basedon the inclusion and exclusion criteria,this secondary analysis included 861 female participants in the Trial of Acu-puncture Combined with Clomiphene for PCOS from 2011 to 2015.According to the smoking status of their husbands,we divided the subjects into a smoking group(n=345),a non-smoking group(n=387),and a smoking cessation group(n=129),collected their general demographics,anthropometric indexes,laboratory results and pregnancy outcomes,compared them among the three groups,and analyzed the relationship of SSC with the pregnancy outcomes of the PCOS patients.Results:The levels of total testos-terone(T)and low-density lipoprotein cholesterol(LDL-C)in the smoking cessation group were similar to those in the non-smoking group,but significantly lower than those in the smoking group(P=0.014 and P=0.011).The contents of fasting insulin,total cho-lesterol,and apolipoprotein B exhibited statistically significant differences among the three groups(P=0.029,P=0.018 and P=0.024),dramatically lower in the smoking cessation and non-smoking groups than in the smoking group,but similar between the for-mer two.The ovulation rate of the smoking cessation group was similar to that of the non-smoking group,remarkably higher than that of the smoking group(P=0.038).No statistically significant differences were observed in other indicators among the three groups(P>0.05).Multivariate logistic regression analysis showed that SSC during pregnancy preparation was a protective factor for ovulation in the PCOS patients(OR=1.74,95%CI:1.04-2.92,P=0.035).Conclusion:SSC can improve androgen and glucolipid me-tabolisms of infertile patients with PCOS,and thereby significantly increase the ovulation rate.It is of positive significance to encourage SSC clinically for improving the pregnancy outcomes of infertile women with PCOS.
10.A randomized positive parallel-controlled clinical study of Dibai Yijing Formula for the treatment of male infertility with essence deficiency in the kidney and damp-heat type in the essence chamber
Shuang WU ; Chao-Qian CHEN ; Yun-Zhi LI ; Qiu-Jian FENG ; Hui LÜ ; Xiao-Jing AN ; Jun GUO
National Journal of Andrology 2024;30(11):1019-1024
Objective:This study aims to evaluate the clinical efficacy and safety of Dibai Yijing Formula(DYF)in the treat-ment of male infertility with essence deficiency in the kidney and damp-heat in the essence chamber(Abbreviation:kidney deficiency and damp-heat type).Methods:This study employed a randomized,controlled clinical trial design,recruiting 72 male patients with infertility due to kidney deficiency and damp-heat type.Patients were randomly assigned to an treatment group(36 patients)and a control group(36 patients)using a random number table.The control group received oral Clomiphene Citrate Capsules(50 mg,twice daily),while the treatment group received oral DYF(one dose daily,200 ml each time,30 minutes after breakfast and dinner).Both groups underwent a 12-week treatment period.After treatment,sperm concentration(SC),percentage of progressively motile sperms(PR),total sperm motility[PR+percentage of non-progressively motile sperms(NP)],and semen volume(SV)were compared between the two groups before and after treatment.Additionally,the total score of Traditional Chinese Medicine(TCM)syndrome score and sperm DNA fragmentation index(DFI)and pregnancy outcomes of the patients'spouses were compared between the two groups.Results:Three patients dropped out from the treatment group and four from the control group.There were no statistically sig-nificant differences in semen parameters between the two groups(P>0.05).After treatment,the patients in the treatment group showed significant difference in the percentage of SC([19.42±5.30]x 106/ml vs[10.75±2.41]x 106/ml),PR([27.72±6.62]%vs[20.04±4.10]%),PR+NP([49.86±10.68]%vs(33.74±5.58)%],DFI([12.33±3.43]%vs[15.06±3.98]%)and TCM symtom score([7.45±1.82]vs[13.85±1.91]),and the difference was statistically significant(P<0.05).The patients in the control group showed significant difference in the percentage of SC([19.56±5.24]× 106/ml vs[11.31±2.08]× 106/ml)and TCM symptom score([12.81±1.86]vs[14.06±1.64]).But no significant changes were observed in the PR([21.75±5.93]%vs[20.05±4.67]%),PR+NP([34.23±7.15]%vs[32.35±4.09]%),SV([3.19±1.08]ml vs[3.12±1.13]ml),and DFI([15.11±4.76]%vs[15.51±4.35]%)were not statistically significant(P>0.05).Improve-ments in PR,PR+NP,TCM symptom score and DFI in the treatment group were better than those in the control group after treatment(P<0.05);the differences in SC and SV and spousal pregnancy in the treatment group were not statistically significant compared with those in the control group(P>0.05).No serious adverse events occurred in both groups during the treatment period.Conclusion:The treatment of male infertility with DYF is effective and safe.

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