1.Advancements in the smartification of reproductive health care: examining the utilization and convergence of artificial intelligence technologies in assisted reproduction
Na WANG ; Jing LIU ; Shimin WANG ; Junmei FAN ; Xueqing WU ; Jia ZHAO
Chinese Journal of Reproduction and Contraception 2025;45(2):121-125
Recently, intelligent care is gradually changing the traditional care way, and artificial intelligence (AI) application is gradually broadening in the field of assisted reproduction. This review systematically analyzes the AI application in multiple aspects of reproductive health care. It also indicates the challenge during the process, including data privacy, technical reliability, ethics and legal provisions, and humanistic care. Both the opportunities of AI in assisted reproduction are highlighted and the ensuing problems are analyzed in depth. The purpose is to provide ideas for future studies to ensure that AI technology can be safely, efficiently and responsibly integrated with the field of reproductive health care.
2.Progress on key genes in oocyte maturation and its fertilization process
Jiayao CHEN ; Zhiping ZHANG ; Shimin WANG ; Pengfei ZHU ; Xueqing WU
Chinese Journal of Reproduction and Contraception 2025;45(1):90-95
Oocyte maturation disorders and fertilization failures are caused by a variety of factors, including complex factors such as chromosomal abnormalities and poor oocyte quality. With the widespread use of high-throughput sequencing technology, more and more genetic mutations have been found to be associated with oocyte maturation and fertilization process in infertile patients. This paper summarizes and discusses 11 key genes ( TRIP13, TBPL2, LHX8, PATL2, TUBB8, CDC20, WEE2, ZP, ASTL, JUNO and CD9) related to oocyte maturation and fertilization-related disorders in females, providing a basis for research on the prevention of diseases associated with oocyte maturation blockage and fertilization failure and the development of targeted therapies.
3.Research progress on the effects and mechanisms of fetal growth restriction induced by PM 2.5 exposure
Shimin TAO ; Weihua LI ; Yanyi XU
Chinese Journal of Reproduction and Contraception 2025;45(4):421-427
The adverse effects of fine particulate matter (PM 2.5) on human health have become a major global public health concern. Pregnant women and fetuses, as susceptible populations, are more vulnerable to the threat of PM 2.5 pollution. Increasing studies indicate that PM 2.5 exposure is an important risk factor of fetal growth restriction (FGR), and oxidative stress, inflammatory response, endocrine disorders, epigenetic modifications, autophagic abnormalities, and gut microbiota dysbiosis may be the biological mechanisms underlying PM 2.5-induced FGR. This study offers insights for the development of targeted preventive and therapeutic methods for FGR caused by PM 2.5.
4.Research progress on the effect of enzyme deficiencies and female reproductive health in patients with non-classical congenital adrenal hyperplasia
Shimin WANG ; Xiuping ZHANG ; Jiayao CHEN ; Pengfei ZHU ; Xueqing WU
Chinese Journal of Reproduction and Contraception 2025;45(6):637-643
Non-classical congenital adrenal hyperplasia (NCCAH), an autosomal recessive disorder, stems from genetic mutations affecting the enzymes and cofactors integral to adrenal steroidogenesis. These mutations may result in diminished activity or a complete loss of function for critical enzymes, such as 21-hydroxylase, 11β-hydroxylase, 3β-hydroxysteroid dehydrogenase, 17α-hydroxylase, and the steroidogenic acute regulatory protein (StAR). The impairment of these enzymatic processes has profound implications for reproductive health in females, mediated through both genetic and endocrine pathways. This review aims to explore the pathogenesis of various enzyme defects in different types of NCCAH, their clinical features, and their impact on female fertility. It is hoped that this will help refine the diagnostic strategies for infertility associated with NCCAH, thereby enhancing fertility of patients and providing new directions and opportunities for further research in this field.
5.Effect of cone beam CT registration versus intraoral scanning registration on implant accuracy in robot-assisted surgery: a study using simulated skull models
Yunxiao WANG ; Yulan WANG ; Shimin YU ; Yaoyu ZHAO ; Yufeng ZHANG ; Qi YAN
Chinese Journal of Stomatology 2025;60(8):857-862
Objective:To compare the effects of using cone beam CT (CBCT) and oral scanning registration on implant positional accuracy during robot-assisted implant surgery, and to provide a basis for selecting the appropriate registration for robot-assisted implant surgical options.Methods:One patient with dentition defect, specifically missing teeth at positions 21 and 26 and having natural teeth adjacent mesially and distally to the edentulous area, who visited the Department of Oral Implantology, School of Hospital of Stomatology Wuhan University in 2024 were selected. Based on reconstructed imaging data, 30 identical jaw models were printed. These models were divided into a CBCT registration group and an intra-oral scanning registration group (15 models per group). An associate chief physician with extensive experience in implant surgery performed preoperative registration using the implant robot and completed the implant surgeries. Postoperative CBCT scans were used to determine the three-dimensional position of the implants. The deviations between the planned implant position and the actual position were evaluated, including deviations at the implantation point, apical point, and angular deviation. The differences between the two groups were compared.Results:The implantation deviation was 0.675 (0.490) mm, apical deviation was (0.680±0.272) mm, and the angular deviation was 0.566°±0.147° in the CBCT registration group, and in the intra-oral scanning registration group, implantation deviation was 0.695 (0.313) mm, apical deviation was (0.667±0.217) mm, and the angular deviation was 0.523°±0.168°. There was no statistically significant error in implant precision between the two groups ( P>0.05). Conclusions:This in vitro experiment found that the use of intra-oral scanning registration in robot-assisted implant surgery can achieve similar implant placement accuracy as CBCT registration.
6.Six cases of NPRL2-related epilepsy and literature review
Shimin ZHANG ; Jing LIU ; Qiu LYU ; Qianru JIAO ; Yue NIU ; Zhao XU ; Zongpu ZHOU ; Jiong QIN ; Zhixian YANG
Chinese Journal of Applied Clinical Pediatrics 2025;40(1):56-59
Objective:To summarize the clinical phenotypes, genotypes, and treatment outcomes of NPRL2-related epilepsy. Methods:This was a case summary.Clinical data of patients with NRPL2 variants admitted to the Department of Pediatrics, Peking University People′s Hospital between October 1, 2013 and October 31, 2023 were retrospectively analyzed.Previous reports of patients with the same disease were reviewed. Results:Six cases of NPRL2-related epilepsy were collected, and 37 cases were reported in the previous literatures.The age of onset ranged from 3 days to 18 years with the median age of 24 months.There were 15 patients with onset in infancy.Among the 41 patients diagnosed with epilepsy, 73.1% (30/41) had focal seizures, 34.1% (14/41) had frontal lobe epilepsy, and 17.1% (7/41) had epileptic spasms.Among the patients with known cranial imaging, 58.6% (17/29) had cortical malformations. NPRL2 variants involved 11 nonsense mutations, 10 splice site mutations, 7 frameshift mutations, 1 large fragment deletion, and 14 missense mutations; among them, 39 mutations were pathogenic or likely pathogenic, while the rest 4 mutations had unclear pathogenicity.Among the 27 patients with known outcomes, 11 (40.7%) had no seizures after administration of 1 or 2 types of drugs, and 16 (59.2%) had drug-resistant epilepsy.Among the 16 patients, 1 had no seizures after treatment with 3 types of anti seizure medications, and 7 had no seizures after surgery.Most patients had varying degrees of delay in intellectual and motor development. Conclusions:Patients with NPRL2 variants usually present with frequent focal seizures and epileptic spasms, and the age of onset varies greatly.About half of the patients have drug-resistant epilepsy, half of whom have cortical malformations.For those with drug-resistant epilepsy and abnormal cranial imaging, surgery may be considered.
7.Clinical Study on Qishao Huoxue Prescription for the Treatment of Lumbar Disc Herniation in Qi Stagnation and Blood Stasis Syndrome
Yadi FENG ; Shimin ZHANG ; Guojun WANG ; Jiao JIN ; Hai LIN ; Fudong SHI ; Chun CHEN
Chinese Journal of Information on Traditional Chinese Medicine 2025;32(7):142-147
Objective To observe the clinical efficacy of Qishao Huoxue Prescription in treating low back pain caused by lumbar disc herniation with qi stagnation and blood stasis syndrome.Methods Totally 80 patients of lumbar disc herniation with qi stagnation and blood stasis syndrome were divided into observation group and control group according to random number table method,with 40 cases in each group.The observation group received oral administration of Qishao Huoxue Prescription,while the control group received oral celecoxib capsules for 3 weeks.Follow-ups were conducted after 1 month and 3 month of treatment,and the clinical efficacy of two groups after 3 months of treatment was evaluated.The Visual Analog Scale(VAS)scores,Japanese Orthopaedic Association Assessment of Treatment Score(JOA),Oswestry Disability Index(ODI)and Quality of Life(SF-36)scores for pain before treatment,1 and 3 weeks after treatment,and 1 and 3 months after treatment in two groups were observed;the blood flow changes of two groups before and after 3 weeks of treatment were observed,including whole blood high shear,medium shear,and low shear viscosity,plasma viscosity,and fibrinogen(FIB);adverse reactions in both group were recorded.Results The total effective rate in the observation group was 97.5%(39/40),significantly higher than 87.5%(35/40)in the control group(P<0.05).At 1 and 3 weeks of treatment and 1 and 3 months after treatment,VAS scores and ODI scores significantly decreased compared to before treatment,while JOA scores and SF-36 scores significantly increased in both groups.The improvement in scores in the observation group was better than that in the control group(P<0.01).The observation group showed a significant decrease in blood high,medium,and low shear viscosity,PV and FIB levels after 3 weeks of treatment compared to before treatment(P<0.05),and all levels were lower than those in the control group(P<0.05).No significant adverse reactions were observed in both groups.Conclusion Qishao Huoxue Prescription can significantly improve the clinical symptoms,hemorheological indicators,and quality of life of low back pain caused by lumbar disc herniation with qi stagnation and blood stasis syndrome,with good safety.
8.The positive rate of high-risk human papillomavirus DNA and neutralizing antibodies and the association with cervical intraepithelial neoplasia in rural women of Shanxi Province
Yushu FENG ; Shimin CHEN ; Meiyu WANG ; Jian YIN ; Xiaoqian XU ; Shangying HU ; Jianhui NIE ; Fanghui ZHAO
Chinese Journal of Epidemiology 2025;46(5):803-809
Objective:To describe the positive rates of high-risk human papillomavirus (HR-HPV) DNA and serum-neutralizing antibody in cervical intraepithelial neoplasia (CIN) tissues of rural women in Xiangyuan County, Shanxi Province, and evaluate the association of HR-HPV DNA and neutralizing antibody positive status with the occurrence of CIN.Methods:In a cohort of 1 897 women aged 35-45 years established by the Shanxi Province Cervical Cancer Screening StudyⅠ, DNA typing (SPF10 PCR-DEIA-LiPA25) was performed by using tissue samples of women with positive HR-HPV test results [Hybrid CaptureⅡ(HC2)] or abnormal cytological or pathological results. Serum HR-HPV neutralizing antibody detection was conducted with multicolor pseudovirion-based neutralization assay. Cochran-Armitage trend test was used to analyze the changing trend of the positive rate of HR-HPV DNA and neutralizing antibody with the progression of CIN. Multivariate logistic regression models were used to evaluate the influence and multiplicative interaction of HR-HPV DNA and neutralizing antibody positive status on the occurrence of CIN. The relative excess risk ( RERI), attributable proportion of interaction ( AP), and the synergy index ( SI) of the interaction were calculated to evaluate the additive interaction of HR-HPV DNA and neutralizing antibody on the occurrence of CIN. Results:The positive rate of any type of HR-HPV DNA (HPV16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, 59, 68) in 479 women who were HC2 positive or had abnormal cytological or pathological detection results was 37.16%. In normal, CIN1, CIN2, and CIN3+ groups, the HR-HPV DNA positive rates were 18.03%, 49.53%, 90.24% and 94.59%, respectively. The positive rate of any type of HR-HPV neutralizing antibody was 63.88%. In normal, CIN1, CIN2, and CIN3+ groups, the positive rates of HR-HPV neutralizing antibody were 63.95%, 57.94%, 70.73%, and 72.97%, respectively. The positive rate of any type of HR-HPV neutralizing antibody was 53.31% in 1 418 women who were HC2 negative and had normal cytopathology, and the most common types were HPV51 (27.36%) and HPV39 (24.96%). Multivariate logistic regression analysis showed that any type of HR-HPV DNA positive status ( OR=9.15, 95% CI: 5.99-14.20, P<0.001) was the independent factor for the occurrence of CIN, HR-HPV neutralizing antibody positive status was not associated with the occurrence of CIN ( OR=0.95, 95% CI: 0.61-1.48, P=0.815). The OR value of the multiplication of HR-HPV DNA and neutralizing antibody positive status of the occurrence of CIN was 1.63 (95% CI: 0.67-3.95), P=0.283. Quantitative analysis of interaction showed that RERI was 1.65 (95% CI:-3.56-6.86), SI was 1.28 (95% CI: 0.58-2.82), and AP was 0.19 (95% CI:-0.36-0.75). Conclusions:HR-HPV DNA positive status was a risk factor for the occurrence of CIN, but neutralizing antibody positive status was not associated with the occurrence of CIN. They had no significant multiplicative or additive interaction with the occurrence of CIN.
9.Correlation between serum uric acid-to-high-density lipoprotein cholesterol ratio and risk of all-cause death or cardiovascular disease death in urban and rural elderly of Beijing
Xiaoxin YE ; Shengshu WANG ; Shimin CHEN ; Junhan YANG ; Yueting SHI ; Huaihao LI ; Yinghui BAO ; Wenchang WANG ; Shengyan DU ; Yanhao WAN ; Jianhua WANG ; Shanshan YANG ; Miao LIU ; Yao HE
Chinese Journal of Epidemiology 2025;46(6):986-993
Objective:To analyze the correlation between serum uric acid-to-high-density lipoprotein cholesterol ratio (UHR) and risk of all-cause death or cardiovascular disease (CVD) death among urban and rural elderly in Beijing.Methods:Based on the Beijing Healthy Aging Cohort Study, 9 022 participants with complete baseline data were enrolled, and their survival and death outcomes were followed up. Multivariable Cox proportional hazard regression model were used to analyze the associations between the UHR level and the risks of all-cause mortality and CVD mortality.Results:As of March 31, 2021, the median follow-up time M( Q1, Q3) was 6.18 (5.36, 6.75) years. There were 1 166 all-deaths, with a death density of 19.26 per 1 000 person-years, and 562 CVD deaths, with a death density of 9.28 per 1 000 person-years. After adjusting sociodemographic characteristics and lifestyle factors, multivariable Cox proportional hazard regression model showed that the risk of all-cause mortality increased by 3% ( HR=1.03, 95% CI: 1.02-1.04) and the risk of CVD mortality increased by 4% ( HR=1.04, 95% CI: 1.02-1.06) for every 1% increase in UHR. Compared with the T1 group of UHR tertiles, the T3 group had a 42% increase in the risk of all-cause death ( HR=1.42, 95% CI: 1.22-1.66) and a 53% increase in the risk of CVD death ( HR=1.53, 95% CI: 1.21-1.94). Conclusions:The UHR level is significantly associated with the risks of all-cause mortality and CVD mortality among urban and rural older adults in Beijing. The UHR level may be one of the potential predictors of death risk in community-dwelling older adults.
10.Incidence, risk factors, and outcomes of falls among elderly in Beijing communities
Chunxiu WANG ; Shaochen GUAN ; Huihui LI ; Hongjun LIU ; Shimin HU ; Xiaoguang WU ; Yan ZHAO ; Chunxiao LIU ; Xujing BAI ; Xianghua FANG
Chinese Journal of Epidemiology 2025;46(6):994-1002
Objective:To investigate the incidence, risk factors, and outcomes of falls among the elderly community population in Beijing.Methods:A cross-sectional survey was conducted using stratified multistage random sampling to select urban and rural residents aged 65 years and older in Beijing. Mortality data was collected after the baseline survey for 5 years. The incidence of falls was weighted based on the composition ratios of age and gender from the 2010 Nation-wide Population Census of Beijing. A logistic regression model was used to analyze the impacts of demographic sociology of common chronic diseases on fall occurrence. The Cox proportional hazards regression model was used to analyze the fall and 5-year survival association.Results:A total of 2 968 participants completed the questionnaire, at cross-sectional survey, with an average age of (73.2±6.0) years, and 1 581 (53.8%) participants were female. Three hundred and sixty-one individuals experienced a fall within the past year. Among those who fell, 64 (17.7%) fell twice, and 95 (26.6%) fell three or more times. Of them, 14.4% (52) had post-fall fractures, with the wrist, knee, and hip being the most common fracture sites, accounting for 25.0%, 17.3%, and 15.4%, respectively. The weighted fall incidence was 12.4% (95% CI: 11.2%-13.5%). Aging, being female, and living in rural areas were more likely to fall. Logistic regression analysis showed that after adjusting for age, gender, and urban-rural status, the risk of falls for those living alone ( OR=1.48, 95% CI: 1.08-2.04) or living with children/grandchildren ( OR=1.51, 95% CI: 1.15-1.97) were significantly higher than those living with their spouse. In addition, the risk of falls was elevated significantly among the elderly with hypertension, diabetes, stroke, dementia, depression status, urinary incontinence, arthritis, insomnia, vision, and hearing loss, dependence on activities of daily living (ADL), general and poor self-rated health (SRH). The Cox proportional hazard regression model revealed that the 5-year risk of death increased by 65% ( HR=1.65, 95% CI: 1.29-2.11) for those who experienced a fall, which increased with fall frequency. This elevated risk persisted after adjusting for chronic conditions, ADL, and SRH. Conclusions:Ageing, female, living in rural regions, having common chronic diseases, dependence on ADL, general and poor SRH, living alone or living with children/grandchildren were associated with the elevated fall risk. The occurrence of fall was seasonal. The most common short-term adverse consequence after a fall was fractures, while the long-term effect was an increased risk of death.

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