Sentences with phrase «human brain expansion»

«We have shown that lncND might be an important player in human brain expansion, which is exciting in itself,» Rani said.

Experts say this is strong evidence that ASPM could have contributed to human brain expansion.

Jianzhi Zhang of the University of Michigan, Ann Arbor, hypothesized that ASPM might have played a key role in human brain expansion.

Not exact matches

In a new study published in The Quarterly Review of Biology, Dr. Karen Hardy and her team bring together archaeological, anthropological, genetic, physiological and anatomical data to argue that carbohydrate consumption, particularly in the form of starch, was critical for the accelerated expansion of the human brain over the last million years, and coevolved both with copy number variation of the salivary amylase genes and controlled fire use for cooking.

The expansion of the human brain may have involved a snowball effect, in which initial mutations caused further mutations that enhanced the brain even more

Neural stem cells called outer radial glial (oRG) cells help fuel the expansion of the unusually big human brain.

According to Kosik, this work not only identifies a very critical gene for human brain development but also offers a clue about a component that likely contributed to brain expansion in humans.

«Considered in total, this study provides important early archaeological evidence for meat eating, hunting and scavenging behaviors - cornerstone adaptations that likely facilitated brain expansion in human evolution, movement of hominins out of Africa and into Eurasia, as well as important shifts in our social behavior, anatomy and physiology,» Ferraro said.

Boyden's team has also worked on the brains of fruit flies and zebrafish, while a collaborating group is applying expansion microscopy to human brains.

The approach enabled a wide range of studies of human brain development, including implicating a new class of neural stem cell recently discovered by the lab in the evolutionary expansion of the human brain and identifying how the mosquito - borne Zika virus may contribute to microcephaly in infants infected in utero.

Now the weird thing about sediba is, it has a very human like pelvis but it has a tiny brain, so obviously something, some kind of other selective force is acting on the pelvis that has nothing to do with the expansion of brain size that you see in our genus.

Marta received the award for her work on the gene ARHGAP11B present only in humans and its key role in the expansion of the neocortex and brain evolution.

The comparison of the relative size of the prefrontal region in primate brains is described in a paper titled «No relative expansion of the number of prefrontal neurons in primate and human evolution» by Herculano - Houzel and postdoctoral fellow Mariana Gabi published online this week in the Proceedings of the National Academy of Sciences early edition.

Howard Hughes Medical Institute researchers have identified a gene that appears to have played a role in the expansion of the human brain's cerebral cortex — a hallmark of the evolution of humans from...

Citation: Shultz S, Maslin M (2013) Early Human Speciation, Brain Expansion and Dispersal Influenced by African Climate Pulses.

In addition, we wish to characterize how variations in neural stem cells behavior may account for the large expansion of the human brain, but also how alterations may lead to pathological brain development.