Not exact matches
More work has to be done
on humans as many of the results showed up in mice samples, however in studying the
human brains of women who had AD scientists found significantly less male fetal
tissue in their
brains as in the same of women who did not have AD.
Nervous
Tissue and Computation If we accept that computers will eventually become powerful enough to simulate the mind, the question that naturally arises is: What processing rate will be necessary to yield performance
on a par with the
human brain?
Prior research with cultured
tissue had shown that a mix of chemicals could change bone marrow stem cells from mice to those resembling
brain cells, but when a team led by neurologist Lorraine Iacovitti of Thomas Jefferson University in Philadelphia tried the same brew
on human cells, the number altered was modest.
Dr. Petrucelli and Hu Li, Ph.D., assistant professor of pharmacology
on Mayo Clinic's campus in Rochester, Minn., led a team of investigators who carefully analyzed the RNA from
human brain tissues.
After finally getting the technique down pat, Spalding decided that it was time to try it
on some real
human brain tissue.
That's because most studies
on single
human brain cells use dead rather than living
tissue, and many others rely
on cells from common laboratory animals, especially mice.
Birdsill, A. C., Walker, D. G., Lue, L., Sue, L. I. & Beach, T. G. Postmortem interval effect
on RNA and gene expression in
human brain tissue.
Building
on this initial finding, the team examined
brain tissue from AD patients and normal non-demented
humans and found that collagen VI expression was also higher in the Alzheimer's disease patients.
«We kept them healthy, and without giving them many instructions
on what kind of cells they should become they produced many of the cells present in the
human brain and achieved the formation of complex
tissue,» says Arlotta, describing the
brain organoids she used in research published in Nature in May 2017.
Additionally, a lot of us don't understand that long term depression generally contributes to diabetes, heart disease and loss of
human brain tissue on top of that.