What are neurotransmitters?

Cell cycle is the name we give the process through which cells replicate and make two new cells. Cell cycle has different stages called G1, S, G2, and M. G1 is ... Apr 25, 2025 ... A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living ... Adult T-Cell Leukemia/Lymphoma (ATLL) is a rare and often aggressive form of T-cell lymphoma that can be found in the blood (leukemia), lymph nodes (lymphoma), ... They always have new skin cells on the surface. As we age, however, our cell turnover rate slows down. Without cellular turnover, you can get a buildup of skin ... The test measures the small fragments of fetal DNA in the mother's blood, and can determine the chance of a chromosome problem based on the relative amount of ... Jul 21, 2022 ... In this Part One blog, I'll share with you some essentials about what mast cell activation syndrome (MCAS) is. Fuel Cell Electric Vehicles. Fuel cell electric vehicles (FCEVs) are powered by hydrogen. They are more efficient than conventional internal combustion engine ... Mar 8, 2024 ... Epithelial cells establish an apical-basal polarity, which results from the differential distribution of phospholipids, protein complexes, and ... Nov 2, 2016 ... This method involves freezing a cell suspension and then allowing the material to thaw at room temperature. This causes the cells to swell and ... To return an adult cell to a stem cell state, scientists package a stretch of DNA (called a plasmid) that carries the reprogramming instructions with a solution ...