5 天之前 · Cognitively normal human brain samples collected at autopsy in early 2024 contained more tiny shards of plastic than samples collected eight years prior, according to a new study. …

5 天之前 · As plastic breaks down over time, it degrades into smaller and smaller bits ‒ eventually small enough to slip inside the human body. Most of the plastics the scientists found in brain, …

23 小时之前 · To explore this, the researchers deleted the MCU gene in CA2 neurons of genetically engineered mice. This caused a disruption in plasticity at the outermost synapses, …

3 天之前 · Regarding ‘plasticity as adaptation’, Lea et al. discern two contrasting scenarios: that it reflects adjustments to resolve the effects of early ‘constraints’ or that it adjusts phenotype to …

1 天前 · Importantly, however, chronic stress dysregulates the body’s physiological regulatory mechanisms consisting of complex hormone interactions throughout the peripheral and central …

1 天前 · This caused a disruption in plasticity at the outermost synapses, while those closer to the cell body were unaffected. “This suggests that mitochondrial diversity isn’t just a biological …

1 天前 · BACKGROUND: The activation and polarization of T cells play a crucial role in atherosclerosis and dictate athero-inflammation. The epigenetic enzyme EZH2 (enhancer of …

4 天之前 · MPs can, therefore, enter the human body through the respiratory tract, digestive system, ... (VSMCs) are the most abundant cells in vessels and retain a high plasticity rate 13. …

4 天之前 · Hitting the gym might be the smartest thing you do today—not just for your body but for your brain. ... IGF-1 (Insulin-Like Growth Factor-1): This protein supports brain plasticity and …

2 天之前 · Intestinal plasticity and metabolism as regulators of organismal energy homeostasis. Nat. Metab. 2022; 4:1444-1458. Crossref. Scopus (18) PubMed. Google Scholar. 41. ... Body …