00:03one of the biggest differences we have with primates is the size of our much larger brains
00:08scientists have now found what may be the key behind this growth a new study compared different
00:15types of brain organoids small masses of brain tissue grown from stem cells and results showed
00:21a key developmental difference between human gorilla and chimpanzee brain tissue neural stem
00:27cells allow neurons and glial cells that make up the central nervous system to form the way this
00:33transition happens in early brain development differs between all primates as neural stem cells
00:39transition into specific brain cell types they change shape and this impacts how fast they will
00:45split up and form neurons scientists at the uk medical research council's laboratory of molecular
00:52biology or lbm found that this process takes about five days for gorillas and chimpanzees and humans
00:59this process takes up to a week this extra time allows for more brain cells and more brain tissue
01:05to form yielding to larger brains lead researcher madeline lancaster said that it's remarkable that
01:12a relatively simple evolutionary change in cell shape could have major consequences in brain evolution
01:22the brain sựiques of recreations for software called nuclear свет
01:22nowneg wives have luxemain human science and techniques tips and characteristicsacceptation
01:23players"! you you
Comments