Estrogens are pleiotropic hormones having an influence not only on reproductive system and sexual functions. These hormones are synthesized not only by ovaries, but also by glia in central nervous system (CNS) and Schwann cells in peripheral nervous system. Therefore they create microenvironment having a wide spectrum of effects such as neuroprotective and antiapoptotic or supporting neurogenesis and regeneration. Mechanisms of estrogens activity are both genomic and quick non-genomic transmitted through second intracellular messengers. There is evidence for protective action of estrogens in neurodegenerative diseases and other diseases of CNS. Nevertheless there are still secrets in estrogens nature. This fact pushes us to ask more questions and continue scientific research to look for the answer.
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J Orthop Surg Res
January 2025
1Department of Special Education and Rehabilitation, Binzhou Medical University, Yantai City, Shandong Province, China.
Objective: This study examines whether cross-education training of the healthy limb promotes cross-transfer through central nervous system stimulation, enhancing the function, kinematic parameters, dynamic balance, and plantar pressure of the affected knee joint in patients recovering from postoperative anterior cruciate ligament reconstruction (ACLR).
Methods: Forty anterior cruciate ligament reconstruction (ACLR) patients, 5-6 weeks postoperatively, were included and randomly assigned to either an experimental group (n = 20) or a control group (n = 20). The experimental group participated in six weeks of cross-education (CE) training in addition to conventional rehabilitation, while the control group received only conventional rehabilitation.
Sci Rep
January 2025
Department of Medical Records Management, The Affiliated Cancer Hospital of Zhengzhou University & Henan Cancer Hospital, Zhengzhou, 450008, China.
This study investigated the effect of surgery on the prognosis of patients with primary central nervous system lymphoma (PCNSL) using data from the surveillance, epidemiology, and end results (SEER) database. A cohort of 5932 patients was analyzed, with 1466 undergoing surgical intervention (780 subtotal resection (STR), 686 gross total resection (GTR)) and 4466 receiving no surgery or biopsy only. The median age of the study population was 61.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Urology, Songjiang hospital affiliated to Shanghai jiaotong university school of medicine, Shanghai, China.
Kidney stones, a common urological disease, may involve the brain-kidney axis in their formation, though the specific mechanism remains unclear. This study aimed to investigate the effects of blue light on relevant metabolic indicators and oxidative stress status in rats with kidney stones through the brain-kidney axis. A rat model of kidney stones was established by administering 1% ethylene glycol and 2% ammonium chloride.
View Article and Find Full Text PDFTransl Psychiatry
January 2025
Academy of Medical Engineering and Translational Medicine, Tianjin University, Tianjin, 300072, China.
Gamma oscillations are essential for brain communication. The 40 Hz neural oscillation deficits in schizophrenia impair left frontotemporal connectivity and information communication, causing auditory hallucinations. Transcranial alternating current stimulation is thought to enhance connectivity between different brain regions by modulating brain oscillations.
View Article and Find Full Text PDFGeroscience
January 2025
Longitudinal Studies Section, Translational Gerontology Branch, National Institute On Aging, National Institutes of Health, Baltimore, MD, 21224, USA.
The neuromuscular junction shows several degenerative changes with aging, resulting in a reduction of transmission efficacy. These changes, paired with low-grade chronic inflammation, were considered triggers of the aging muscle processes. The main objective of this study is to assess the role of leukocyte count-derived ratios, nerve conduction velocity (NCV), and compound muscle action potential (CMAP) in determining time-dependent reduction in lower limb muscle explosive strength, a condition that has been defined as powerpenia.
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