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共 2198 篇,本页第 1141–1170 篇

基础研究 B 2026-10-29 细胞衰老

When comparing the expression levels of individual key genes, we observed 6-fold higher expression of SEC61A1, a core translocon component; a 56-fold …

流行病学 A 2026-10-29 表观遗传

Serum anti-Müllerian hormone (AMH), follicle-stimulating hormone (FSH), luteinizing hormone and estradiol (E2) were measured; antral follicle count (A…

流行病学 A 2026-10-29 神经退行

Of note, the improvement rate was between 15% and 30% in Patient 9 during the levodopa challenge test, whereas all other patients in this cohort achie…

研究进展 A 2026-10-29 代谢与营养

结论:Our findings demonstrate that the CKMS model effectively recapitulates a clinically relevant cardio–renal–metabolic state, characterized by profoun…

综述解读 C 2026-10-29 代谢与营养

A global systematic review and meta-analysis published in 2014 estimated that, among individuals aged 45–85 years, the prevalence of early AMD, late A…

研究进展 A 2026-10-29 表观遗传

The current analyses included 7398 participants from the US Health and Retirement Study (HRS, mean age of 68.7 years, SD 11.0; 41% male) as the develo…

综述解读 C 2026-10-29 神经退行

In addition to 5mC, genome-wide profiling of postmortem human brain tissue has identified differentially hydroxymethylated regions associated with amy…

研究进展 A 2026-10-29 神经退行

The analytic sample included 442 cognitively healthy adults (mean age = 51.2 years, SD = 5.5; 50.7% women; mean education = 17.2 years, SD = 3.6).;[Re…

基础研究 B 2026-10-29 免疫与炎症

Although its anti-tumor and anti-inflammatory effects have been extensively investigated, its potential role in transplant immunology remains unexplor…

研究进展 A 2026-10-29 代谢与营养

HPLC Method Validation] A reversed phase HPLC method was developed for trans-resveratrol (Inertsil ODS-3 column; acetonitrile/0.2% formic acid gradien…

基础研究 B 2026-10-29 器官衰老

During weeks 1–12, the body weight of the HFD groups was significantly higher than that of the DC group (p < 0.05 or p < 0.01), indicating a marked in…

研究进展 A 2026-10-29 代谢与营养

Understanding the mechanisms by which exercise activates autophagy and elicits metabolic benefits in the liver will provide important insights into th…

流行病学 A 2026-10-29 生命历程

A total of 2,969 participants were included in the present study, with a mean age of 66.61 years; 1,495 (51%) were men and 1,474 (49%) were women.;In …

基础研究 B 2026-10-29 代谢与营养

An immunohistochemical study of the lungs of mice of different ages was performed.;The results showed that with age, there is a progressive decrease i…

临床试验 C 2026-10-29 代谢与营养

新登记于 2026-10-27 的 NCT07898839:15 人、Phase 2,用 N-乙酰半胱氨酸、α-硫辛酸、烟酰胺核糖与二甲双胍缓释片组合加研究膳食,检验双硫死亡在胆汁疾病中的作用。

基础研究 B 2026-10-29 器官衰老

D-半乳糖诱导衰老大鼠接受健康供体粪菌移植后,水迷宫成绩改善,心脏、海马与结肠的组织损伤同步减轻;预先用抗生素清场反而削弱了效果。

流行病学 A 2026-10-29 方法与工具

Adjusted odds ratios (aORs) with 95% confidence intervals (CIs) were reported.;Of these, 67.1% were classified as low HFRS, 31.5% as intermediate HFRS…

研究进展 A 2026-10-29 器官衰老

Mean ± SD age was 77.1 ± 5.5 years (33% female), with a mean of 2.6 ± 2.0 comorbidities per participant in this highly educated cohort.;Twelve (66.7%)…

流行病学 A 2026-10-29 生命历程

2,006 名 ≥65 岁急性老年医学科住院患者,6 个月死亡率 22%;CFS 每增加 1 分死亡风险升 50%,且衰弱越重、加权疾病负担的预后贡献被削弱(交互 p=0.011)。

综述解读 C 2026-10-29 神经退行

The pooled random-effects estimate showed no evidence of a treatment effect (Hedges’ g = 0.014, 95% CI: −0.061 to 0.088; p = 0.515), with tau2 = 0 and…

基础研究 B 2026-10-29 细胞衰老

结论:Thus, senescent cells are characterized by the activation of specific tumor suppressor markers, including p53/p21CIP1 and p16INK4a/Rb, which inhibi…

基础研究 B 2026-10-29 方法与工具

Model Establishment For dietary intervention, the Ganoderma lucidum sporoderm-broken spore powder (GLSP) diet was prepared by uniformly mixing 4 g/kg …

基础研究 B 2026-10-29 神经退行

The first principal component accounted for 26.86% of the total expression variance, whereas the second principal component accounted for 7.71%.;SLC19…

研究进展 A 2026-10-29 神经退行

Solid arrows indicate significant associations (P < 0.05); dashed arrows, non-significant. ‖ 结论:The present study demonstrated that regular ginseng in…

研究进展 A 2026-10-29 代谢与营养

(n = 3 independent biological replicates) *p < 0.05; p < 0.01; *p < 0.001 (Rb1, ginsenoside Rb1; Young, EnSCs in the young female group; Aging, EnSCs …

基础研究 B 2026-10-29 生命历程

A DHEA-induced murine PCOS model was generated for in vivo experiments.;Serum hormonal profiles and insulin sensitivity were assessed.;Ovarian histomo…

基础研究 B 2026-10-29 器官衰老

Statistical data are presented as the mean ± SD (P < 0.01, P < 0.0001).;Statistical data are presented as the mean ± SD (*P < 0.05, P < 0.01, *P < 0.0…

综述解读 C 2026-10-29 神经退行

The evidence base remained markedly uneven: sixteen studies (61.5%) investigated MS/EAE, seven (26.9%) investigated PD, two (7.7%) addressed AD-relate…

基础研究 B 2026-10-29 代谢与营养

Quantitative analysis confirmed that argpyrimidine-positive areas were higher in the HFCS group than in the control group (mean score: 12.1% vs.;Altho…

综述解读 C 2026-10-29 神经退行

Suppression of clearance of toxic waste following deletion of AQP4 is further supported by the slowing down of CSF influx by almost 70% [1]. ‖ 结论:Thes…