Search results
Jun 8, 2024 · Cellular Level. Cardiac output (CO) is further determined by stroke volume (SV), which is the blood volume ejected by a heartbeat, and heart rate (HR), which is the number of heartbeats per minute. Specifically, this metric measures left ventricular output and is a clinical indicator of left ventricular function.
Jun 10, 2024 · Recent cellular-level volumetric brain reconstructions have revealed high levels of anatomic complexity. Determining which structural aspects of the brain to focus on, especially when comparing...
5 days ago · When applied to both human and mouse datasets, scHolography enables quantitative assessments of spatial cell neighborhoods, cell–cell interactions, and tumor-immune microenvironment. Together, scHolography offers a robust computational framework for elucidating 3D tissue organization and analyzing spatial dynamics at the cellular level.
Jun 4, 2024 · Highlights. •. Neurons show robust entrainment to sinusoidal electric fields. •. Subthreshold entrainment polarizes the cell membrane across cell classes. •. Spike-field entrainment is cell class specific and depends on stimulation frequency. •. Field entrainment is seen across neurons in different brain regions and species. Summary.
Jun 10, 2024 · “The structure of the brain at the cellular level appears to be near a phase transition,” said Northwestern’s Helen Ansell, the paper’s first author. “An everyday example of this is when ice melts into water. It’s still water molecules, but they are undergoing a transition from solid to liquid.
Jun 4, 2024 · Electric fields affect the activity of neurons and brain circuits, yet how this happens at the cellular level remains enigmatic. Lack of understanding of how to stimulate the brain to promote or suppress specific activity significantly limits basic research and clinical applications.
Jun 4, 2024 · Cellular respiration and pulmonary respiration are both fundamental processes in living organisms, but they operate at different levels and serve unique functions. Here’s a comparative breakdown: Cellular Respiration. Level of Occurrence: Takes place within the cells, specifically in the mitochondria for aerobic respiration.
