During the 96-day flight aboard the Salyut-6 station the crewmembers showed a satisfactory response to bicycle ergometry of moderate load. However, cardiovascular regulation during exercise declined, particularly by the end of the first and the beginning of the second month. This was mainly associated with deconditioning due to an inadequate work load. Its increase helped to restore an initial level of circulation during exercise by the end of the mission.
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ACS Appl Bio Mater
January 2025
School of Biochemical Engineering, Indian Institute of Technology (Banaras Hindu University), Varanasi 221005, India.
Bone is a dynamic tissue that serves several purposes in the human body, including storing calcium, forming blood cells, and protecting and supporting the body's organs. Alkaline phosphatase (ALP) is secreted into the circulation by osteoblasts, the cells responsible for making bone. It attaches to the surface of osteoblast cells or matrix vesicles.
View Article and Find Full Text PDFACS Appl Mater Interfaces
January 2025
State Key Laboratory of Quality Research in Chinese Medicine, Institute of Chinese Medical Sciences, University of Macau, Taipa, Macau 999078, China.
It is crucial to inhibit the neuroinflammation response as it is a prominent factor contributing to the pathogenesis of neurodegenerative disorders. However, the limited development of neuroinflammation models dramatically hinders the efficiency of nanomedicine discovery. In recent years, the optically transparent zebrafish model provided unique advantages for imaging of the whole body, allowing the progression of the disease to be visualized.
View Article and Find Full Text PDFMed Sci Monit
January 2025
Department of Rehabilitation, Guizhou Medical University, Guiyang, Guizhou, China.
BACKGROUND Swallowing is a complex behavior involving the musculoskeletal system and higher-order brain functions. We investigated the effects of different modalities of repetitive transcranial magnetic stimulation (rTMS) on the unaffected hemisphere and observed correlation between suprahyoid muscle activity and cortical activation in unilateral stroke patients when swallowing saliva, based on functional near-infrared spectroscopy (fNIRS). MATERIAL AND METHODS From November 2022 to March 2023, twenty-five patients with unilateral stroke were screened using computed tomography or magnetic resonance imaging and identified via a video fluoroscopic swallow study.
View Article and Find Full Text PDFActa Neurochir (Wien)
January 2025
Division of Neurosurgery, Beth Israel Deaconess Medical Center, Harvard Medical School, 110 Francis Street , Boston, MA, 02215, USA.
Background: Variability in long-term endovascular treatment outcomes for intracranial aneurysms has prompted questions regarding the effects of these treatments on aneurysm hemodynamics. Endovascular techniques disrupt aneurysmal blood flow and shear, but their influence on intra-aneurysmal pressure remains unclear. A better understanding of aneurysm pressure effects may aid in predicting outcomes and guiding treatment decisions.
View Article and Find Full Text PDFACS Appl Mater Interfaces
January 2025
Department of Bioengineering, University of Washington, Seattle, Washington 98195, United States.
Selective therapeutic targeting of T-cell malignancies is difficult due to the shared lineage between healthy and malignant T cells. Current front-line chemotherapy for these cancers is largely nonspecific, resulting in frequent cases of relapsed/refractory disease. The development of targeting approaches for effectively treating T-cell leukemia and lymphoma thus remains a critical goal for the oncology field.
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