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{"title":"Low-dose heparin sodium as a protective factor against bronchiolitis obliterans formation after adenovirus infection.","authors":"Li Peng, Lili Zhong, Rong Hu, Lei Cui, Silan Liu, Han Huang, Xiaofang Ding, Min Chen, Lin Lin","doi":"10.1080/07853890.2024.2440130","DOIUrl":"https://doi.org/10.1080/07853890.2024.2440130","url":null,"abstract":"<p><strong>Background: </strong>Adenovirus (ADV) pneumonia in children is a significant contributor to the occurrence of post-infectious bronchiolitis obliterans (BO). Heparin sodium has known anti-inflammatory, immunomodulatory, and tissue repair properties. However, its role in treating BO after ADV infection remains unclear.</p><p><strong>Methods: </strong>A retrospective analysis was conducted on 793 children diagnosed with ADV pneumonia and hospitalized in the southern region from January 2019 to December 2019. Among them, 307 cases were classified as single ADV pneumonia. We utilized directed acyclic graphs to analyze the causal relationships between various variables, which further helped us identify the independent and confounding variables for constructing our regression model. Propensity score matching (PSM) was also employed to control for confounding variables that could not be intervened in this study, ensuring baseline level equilibrium and correction. We utilized univariate logistic regression analysis to explore the factors influencing BO development after ADV pneumonia.</p><p><strong>Results: </strong>Among the 793 children diagnosed with ADV pneumonia, 86 cases (10.84%) progressed to BO. The proportion of heparin use was higher in the non-BO group than in the BO group after PSM. The univariate regression analysis revealed that acute respiratory failure, neurological involvement and fibrinogen (FIB) were risk factors for the development of BO in ADV pneumonia cases (OR > 1, <i>p</i> < 0.05), but low-dose heparin sodium treatment and hemoglobin (OR < 1, <i>p</i> < 0.05) exhibited protective effects against BO formation. Among the 307 children with single ADV pneumonia (excluding confounding factors), 33 cases (10.75%) developed BO. The univariate regression analysis further indicated that fever duration, acute respiratory failure and FIB were risk factors for the development of BO in single ADV pneumonia (OR > 1, <i>p</i> < 0.05), while low-dose heparin sodium treatment (OR < 1, <i>p</i> < 0.05) was protective against BO formation after a single ADV pneumonia.</p><p><strong>Conclusion: </strong>Low-dose heparin sodium treatment may be a protective factor against the development of BO after ADV pneumonia infection.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2440130"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142831194","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The role of DUOXA2 in the clinical diagnosis of paediatric congenital hypothyroidism.","authors":"Jiani Du, Yanling Yang, Ding Wei, Jiajun Wu, Chunping Tian, Qianqian Hu, Hongyan Bian, Chen Cheng, Xiaoyan Zhai","doi":"10.1080/07853890.2024.2440121","DOIUrl":"https://doi.org/10.1080/07853890.2024.2440121","url":null,"abstract":"<p><p><b>Background</b>: Congenital hypothyroidism (CH) is a common metabolic disorder in children that can impact growth and neurodevelopment, particularly during infancy and early childhood. DUOXA2, a DUOX maturation factor, plays a crucial role in the maturation and activation of dual oxidase DUOX2 (a member of the NADPH oxidase family). DUOX2 can correctly migrate to the plasma membrane from the endoplasmic reticulum (ER) with the help of DUOXA2, and the two proteins together form a stable complex that promotes hydrogen peroxide (H2O2) generation in the synthesis of thyroid hormones. Genetic alterations in <i>DUOXA2</i> lead to defects function of DUOX2 protein causing inherited CH.</p><p><p><b>Objectives</b>: This review discusses the relationship between DUOXA2 and CH, including the pathogenic mechanisms of CH in children caused by <i>DUOXA2</i> mutations and the possibility or promise of <i>DUOXA2</i> gene screening as a diagnostic marker for CH in the clinic.</p><p><p><b>Methods</b>: The review synthesizes current research on the biological role of DUOXA2 and DUOX2 in thyroid hormone synthesis, the molecular impact of DUOXA2 mutations, and the clinical implications of genetic screening for CH.</p><p><p><b>Results</b>: Mutations in <i>DUOXA2</i> disrupt this process of H2O2 generation in the synthesis of thyroid hormones , leading to inherited CH. Early identification through <i>DUOXA2</i> gene screening could improve diagnostic accuracy, which facilitates early intervention and personalized treatment.</p><p><p><b>Conclusions</b>: <i>DUOXA2</i> gene screening holds promise for enhancing diagnostic accuracy in CH. However, it cannot be used as a sole diagnostic indicator, and to optimize diagnostic sensitivity, it should be combined with the screening of other relevant genetic mutations and diagnostic tools. Further research is needed to refine screening protocols and explore therapeutic options.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2440121"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142824867","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Serum free light chain level-based and non-fixed cycle daratumumab treatment strategy for patients with light chain amyloidosis.","authors":"Zhen Li, Jinzhou Guo, Wencui Chen, Liang Zhao, Guisheng Ren, Xianghua Huang","doi":"10.1080/07853890.2024.2442075","DOIUrl":"https://doi.org/10.1080/07853890.2024.2442075","url":null,"abstract":"<p><strong>Background: </strong>In recent years, daratumumab (DARA) has gained widespread use in the treatment of systemic light chain (AL) amyloidosis. In this study, we assessed the efficacy and safety of a DARA treatment strategy based on serum free light chain (sFLC) levels and non-fixed cycles.</p><p><strong>Methods: </strong>The study included 123 patients with Al amyloidosis who received DARA at our center between July 2020 and September 2023. All patients received the standard DARA treatment (16 mg/kg weekly for four weeks) during the first course. Subsequent treatments were adjusted based on sFLC levels and the physician's judgment.</p><p><strong>Results: </strong>The results demonstrated an impressive overall hematologic response rate (ORR) of 94.3%, with a hematologic very good partial response (VGPR) and complete response (CR) rate of 84.5%. Median time to best hematologic response was 1 months. Cardiac and renal response rates were 39.3% and 60.3%, respectively. Thirty patients experienced grade 1/2 infusion-related reactions after the first infusion. The rate of grade 3/4 adverse events was 21%. The most common adverse events of grade 3 or 4 were pulmonary infection (6.5%), neutropenia and lymphocytopenia (5.7%), elevated transaminases (1.6%), acute kidney injury (1.6%). After a median follow-up of 13 months (range 1-38), The 1-year OS and PFS estimates were 96.5% and 84.4%, respectively.</p><p><strong>Conclusion: </strong>These findings indicate that the sFLC levels based and non-fixed cycle DARA strategy is an efficacious and safe treatment strategy in both newly diagnosed and relapsed/refractory AL amyloidosis.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2442075"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142857014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Severe interstitial lung disease risk prediction in anti-melanoma differentiation-associated protein 5 positive dermatomyositis: the STRAD-Ro52 model.","authors":"Fei Xiao, Feilong Chen, DongSheng Li, Songyuan Zheng, Xiao Liang, Juan Wu, JunYuan Zhong, Xiangliang Tan, Rui Chen, Junqing Zhu, Shixian Chen, Juan Li","doi":"10.1080/07853890.2024.2440621","DOIUrl":"https://doi.org/10.1080/07853890.2024.2440621","url":null,"abstract":"<p><strong>Objective: </strong>Anti-melanoma differentiation-associated gene 5-positive dermatomyositis-associated interstitial lung disease (MDA5⁺DM-ILD) often leads to acute respiratory failure and endangers lives. This study quantitatively analysed chest high-resolution computed tomography (HRCT) images to assess MDA5⁺DM-ILD and establish a risk prediction model for severe ILD within six months.</p><p><strong>Methods: </strong>We developed a 'Standardized Threshold Ratio Analysis & Distribution' (STRAD) to analyse lung HRCT images. In this retrospective study, 51 patients with MDA5⁺DM-ILD were included and divided into severe-ILD and non-severe-ILD groups based on the occurrence of acute respiratory failure within six months post-diagnosis of MDA5⁺DM. The STRAD parameters, clinical indicators and treatments were compared between the two groups. Least absolute shrinkage and selection operator (LASSO) regression was used to select the optimal STRAD parameters. Multivariate analysis selected clinical factors to be further combined with STRAD to enhance the predictive performance of the final model (STRAD-Ro52 model).</p><p><strong>Results: </strong>Significant differences were observed between the two groups in STRAD parameters, anti-Ro52 antibody titers, presence of anti-Ro52 antibodies, age, ESR, ALB, Pa/FiO₂, IgM and IL-4 levels. The STRAD parameters were significantly correlated with demographic, inflammatory, organ function and immunological indicators. Lasso logistic regression analysis identified the -699 to -650 HU lung tissue proportion (%V7) as the optimal parameter for predicting severe ILD and S6·%V7, and the distribution of %V7 in the mid lungs was the optimal space parameter. Multifactorial regression of clinical indicators showed that the presence of anti-Ro52 antibodies was an independent risk factor for severe ILD, leading to the establishment of the STRAD-Ro52 model.</p><p><strong>Conclusions: </strong>The STRAD-Ro52 model assists in identifying MDA5⁺DM patients at risk of developing severe ILD within six months, further optimizing precise disease management and clinical research design.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2440621"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142857024","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Maternal group B <i>Streptococcus</i> decreases infant length and alters the early-life microbiome: a prospective cohort study.","authors":"Shanshan Li, Qijun Liang, Wei Qing, Zhencheng Fang, Chunlei Yuan, Shilei Pan, Hairui Xie, Xiaocong Li, Muxuan Chen, Yan He, Hongwei Zhou, Qian Wang","doi":"10.1080/07853890.2024.2442070","DOIUrl":"10.1080/07853890.2024.2442070","url":null,"abstract":"<p><strong>Background: </strong>Maternal colonization with Group B Streptococcus (GBS) disrupts the vaginal microbiota, potentially affecting infant microbiota assembly and growth. While the gut microbiota's importance in infant growth is recognized, the specific effects of maternal GBS on growth remain unclear. This study aimed to explore the effects of maternal vaginal GBS during pregnancy on early infant growth, microbiome, and metabolomics.</p><p><strong>Methods: </strong>We recruited and classified 453 pregnant women from southern China into GBS or healthy groups based on GBS vaginal colonization. Their infants were categorized as GBS-exposed or GBS-unexposed groups. We comprehensively analyzed infant growth, gut microbiota, and metabolites during early life, along with maternal vaginal microbiota during pregnancy, using 16S rDNA sequencing and targeted metabolomics.</p><p><strong>Results: </strong>GBS-exposed infants exhibited lower length-for-age z-scores (LAZ) than GBS-unexposed infants, especially at 2 months. Altered gut microbiota and metabolites in GBS-exposed infants correlated with growth, mediating the impact of maternal GBS on infant LAZ. Changes in the vaginal microbiota of the GBS group during the third trimester correlated with infant LAZ. Additionally, differences in neonatal gut microbiota, metabolites, and vaginal microbiota during pregnancy were identified between infants with overall LAZ<-1 within 8 months after birth and their counterparts, enhancing the discriminatory power of fundamental data for predicting the occurrence of LAZ<-1 during the first 8 months of life.</p><p><strong>Conclusions: </strong>GBS exposure is associated with decreased infant length growth, with altered microbiota and metabolites potentially mediating the effects of maternal GBS on offspring length growth, offering potential targets for predicting and addressing growth impairment.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2442070"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142848609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The inhibitory activities of two compounds from <i>Securidaca longepedunculata</i> Fresen on the acetylcholinesterase from wheat pest <i>Schizaphis graminum</i> Rondani: <i>in silico</i> analysis.","authors":"Rasmané Guiré, Pousbila Salo, Eliasse Zongo, Mohamed Fawzy Ramadan, Benjamin Kouliga Koama, Roland Nag-Tiero Meda, Fahad Al-Asmari, Muhammad Abdul Rahim","doi":"10.1080/15592324.2024.2444311","DOIUrl":"https://doi.org/10.1080/15592324.2024.2444311","url":null,"abstract":"<p><p>Wheat is the third most widely consumed cereal in the world, after maize and rice. However, it is regularly attacked by the wheat aphid (<i>Schizaphis graminum</i>), causing considerable damage to wheat crops. The acetylcholinesterase enzyme, which plays a key role in the transmission of the synaptic cholinergic signal, has emerged as a promising target for the development of pest control strategies. Inhibition of this enzyme leads to the paralysis or even death of the aphid. The objective of this study is to identify the bioactive compounds in <i>Securidaca longepedunculata (S. longepedunculata)</i> that are capable of interacting with acetylcholinesterase from <i>Schizaphis graminum</i> and inhibiting its activity. Furthermore, a computer simulation of these compounds in interaction with the key protein was conducted. First, the secondary metabolites of <i>S. longepedunculata</i> were selected on the basis of GC-MS data available from specific reference sources. Subsequently, the compounds were subjected to virtual screening based on their docking scores in order to identify those with inhibitory properties. The compounds with the highest scores were subjected to molecular dynamics simulation over a 50 ns trajectory. Subsequently, MMGBSA free energy calculations were conducted. The results demonstrated that eight compounds exhibited inhibitory properties, four of which (echimidine, populin, salidroside, and farrerol) demonstrated superior stabilizing effects on proteins compared to the remaining compounds. In terms of free energy by MMGBSA and molecular simulation, it was observed that echimidine and populin formed robust and stable hydrogen bonds with the amino acids of the acetylcholinesterase enzyme. This study identifies and attempts to validate the potential inhibitory activities of echimidine and populin against acetylcholinesterase, with a view to developing potent insecticides and unique treatment strategies.</p>","PeriodicalId":94172,"journal":{"name":"Plant signaling & behavior","volume":"20 1","pages":"2444311"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142866859","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The clinical value of Delphian and pre-tracheal lymph nodes in predicting lateral lymph nodes metastasis of papillary thyroid carcinoma.","authors":"Chun Huang, Jing Zhou, Yuchen Zhuang, Tao Xu, Xinliang Su","doi":"10.1080/07853890.2024.2444551","DOIUrl":"https://doi.org/10.1080/07853890.2024.2444551","url":null,"abstract":"<p><strong>Background: </strong>Occult lymph node metastasis of papillary thyroid carcinoma is common. However, whether undergoing prophylactic lateral lymph node dissections is still controversial. This cross-sectional study with large cohort of patients aims to investigate the clinical value of Delphian and pre-tracheal lymph node in predicting lateral lymph node metastasis of papillary thyroid carcinoma.</p><p><strong>Materials and methods: </strong>A retrospective analysis was conducted on 865 papillary thyroid carcinoma patients with Delphian and pre-tracheal lymph node data who underwent thyroidectomy plus central and lateral lymph node dissection. Data on clinicopathological characteristics were collected. Subsequently, a predictive model was established based on the results of the univariate and multivariate analyses.</p><p><strong>Results: </strong>The rates of Delphian and pre-tracheal lymph node metastasis and lateral lymph node metastasis were 54.7% and 39.1%, respectively. Having ≥ 3 or 1-2 Delphian and pre-tracheal lymph node metastasis dramatically increased the risk of lateral lymph node metastasis (OR = 8.5, 95% CI 5.3-13.4 and OR = 3.9, 95% CI 2.7-5.7, respectively). The upper tumour had a 3.7 times higher risk of lateral lymph node metastasis than other locations. Patients ≤ 42 years or tumour size >8 mm had a higher risk of lateral lymph node metastasis.</p><p><strong>Conclusions: </strong>Delphian and pre-tracheal lymph node metastasis was associated positively with the risk of lateral lymph node metastasis. For patients without clinical lateral lymph node metastasis, the Delphian and pre-tracheal lymph node could be considered to harvest as the first step in a thyroidectomy to facilitate further conduct of the operation.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2444551"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142866601","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Haematologic outcomes and associated clinical characteristics among patients receiving Olaparib therapy in the UAE: a retrospective chart review.","authors":"Lina Wahba, Said Nabil, Saba Kendakji, Mariam Ibrahim, Sham ZainAlAbdin, Salahdein Aburuz, Amal Akour","doi":"10.1080/07853890.2024.2440631","DOIUrl":"https://doi.org/10.1080/07853890.2024.2440631","url":null,"abstract":"<p><strong>Background: </strong>Poly ADP ribose polymerase (PARP) inhibitors, such as Olaparib (Lynparza^®), are pivotal in treating certain cancers, particularly those linked to BReast CAncer gene (BRCA) mutations. Despite its established efficacy, Olaparib use is associated with various adverse events (AEs), notably haematologic toxicities, such as anaemia. This retrospective chart review study aimed to examine haematologic outcomes and associated factors in patients treated with Olaparib at a tertiary hospital in the UAE.</p><p><strong>Methods: </strong>We reviewed the medical charts of patients prescribed Olaparib and focused on haematologic indices at a baseline of 1-month, 3-month and 6-month follow-up periods. Data were analysed to determine the AEs frequency, transfusions need and potential associated patients' clinical characteristics.</p><p><strong>Results: </strong>This study included all patients who received Olaparib (<i>n</i> = 66). Most patients were females (<i>n</i> = 61; 92.4%) and the vast majority were non-smokers (97%) and free of hepatic disease. Themean age of the patients was 57.03-year-old (SD) = 12.06 years), and body mass index (BMI) was 28.16 (SD = 6.40) kg/m². A high rate of anaemia (70.8%) was detected among the patients during their Olaparib therapy. Approximately, one-third of the patients developed neutropenia and thrombocytopenia. Transfusion was needed in almost half of the patients. Glomerular filtration rate (GFR) and neutropenia were significantly correlated with moderate-severe anaemia (OR = 0.097, 95% CI: 0.011-0.88, <i>p</i> value = .038) and (OR = 9.04, 95% CI: 1.024-79.78, <i>p</i> value = .048), respectively.</p><p><strong>Conclusions: </strong>Our findings highlight the side effects of Olaparib therapy in terms of haematology which could be avoided. Further studies are needed to better understand the therapeutic management of Olaparib and the mitigation of haematologic complications.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2440631"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142824851","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Changes in PD-1 expression on T lymphocyte subsets and related immune indicators before and after definitive chemoradiotherapy for esophageal squamous cell carcinoma.","authors":"Xueling Shi, Hongyu Zhao, Jiaqi Yu, Peng Cai, Shixiang Zhou, Ning Yang, Duojie Li","doi":"10.1080/07853890.2024.2445190","DOIUrl":"https://doi.org/10.1080/07853890.2024.2445190","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to observe the dynamic changes in the expression of T lymphocytes, natural killer (NK) cells, and PD-1 in patients with first-diagnosed esophageal squamous cell carcinoma (ESCC) before and after chemoradiotherapy (CRT) and evaluate the impact of PD-1 expression in peripheral blood on the short-term outcome of patients with ESCC.</p><p><strong>Patients and methods: </strong>Seventy-three patients with ESCC who were treated with definitive CRT were enrolled. Before and after CRT, flow cytometry was used to detect thePD-1 expression in the peripheral blood and related immune indicators. Peripheral blood from 10 healthy individuals was used as control.</p><p><strong>Results: </strong>The percentages of CD3⁺ (<i>p</i> = 0.018), CD4⁺ (<i>p</i> < 0.001), and CD8⁺ T cells (<i>p</i> < 0.001); NK cells (<i>p</i> = 0.009); and the CD4⁺/CD8⁺ ratio (<i>p</i> < 0.001), as well as PD-1⁺CD3⁺ (<i>p</i> < 0.001), PD-1⁺CD4⁺ (<i>p</i> < 0.001), and PD-1⁺CD8⁺ (<i>p</i> < 0.001) T cells, before CRT significantly differed from those in the post-CRT group. The percentages of PD-1⁺CD8⁺ T cells differed significantly between the radiotherapy alone and CRT groups (<i>p</i> < 0.05). PD-1 expression in CD3⁺, CD4⁺, and CD8⁺ T cells significantly decreased in patients achieving overall response rate (all <i>p</i> < 0.05). Compared with those in the incomplete response group, PD-1⁺CD8⁺ T cells significantly decreased in the CR group (<i>p</i> < 0.05).</p><p><strong>Conclusion: </strong>CRT aggravated immunosuppression and increased PD-1 expression in T lymphocyte subsets in patients with ESCC, possibly related to the radiation field. PD-1 expression in T lymphocyte subsets can predict short-term outcomes in patients and provide a theoretical basis for the sequential application of PD-1 immunosuppressants after radiotherapy and chemotherapy.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2445190"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142878801","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Proteomic analysis for busulfan-induced spermatogenesis disorder.","authors":"Ke Hu, Qinran Zhu, Jiaqi Zou, Xin Li, Min Ye, Jing Yang, Sixieyang Chen, Fan Li, Biao Ding, Shuai Yang, Chuanwang Song, Meng Liang","doi":"10.1080/07853890.2024.2442534","DOIUrl":"https://doi.org/10.1080/07853890.2024.2442534","url":null,"abstract":"<p><strong>Background: </strong>Busulfan is the most commonly used drug for the treatment of chronic myelogenous leukemia and pretreatment for hematopoietic stem cell transplantation, which can damage the reproductive and immune system. However, little is known about the protein expression profiling in busulfan treated testis.</p><p><strong>Methods: </strong>This research studies the proteomics for busulfan-induced spermatogenesis disorder. The model of busulfan-induced mouse spermatogenesis disorder was subjected to label-free quantification proteomics analysis. Clustering heatmap, gene ontology, Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway and protein interaction analyses were performed and validated by molecular experiments.</p><p><strong>Results: </strong>The busulfan-treated mouse model showed abnormal testis morphology and reduced sperm number and testis weight. Testicular and sperm damage was most severe at 30 days after busulfan treatment. The busulfan-treated mouse testes were subjected to label-free quantification proteomics, which revealed 190 significantly downregulated proteins including lactate dehydrogenase A like 6B (LDHAL6B) and ubiquitin-specific protease 7 (USP7). In addition, the testis and spermatozoa in the epididymis progressively improved from 70 to 80 days after busulfan treatment, and that the testis weight and spermatozoa number gradually increased from 40 to 80 days after busulfan treatment. Western blotting revealed that LDHAL6B protein significantly increased at 10 days, decreased from 20 to 60 days, and then gradually elevated from 70 to 80 days after busulfan treatment.</p><p><strong>Conclusion: </strong>We revealed 190 significantly downregulated proteins in busulfan-treated mouse testes at 30 days and indicated that 70 days is the cut-off point of spermatogenic recovery for busulfan-treated mouse testis, increasing our understanding of this reproductive disorder model. An increased understanding of busulfan's toxic effect will help to prevent and treat reproductive diseases.</p>","PeriodicalId":93874,"journal":{"name":"Annals of medicine","volume":"57 1","pages":"2442534"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142856995","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}