VD - 14/04/2013

Oparin’s hypothesis on the origin of life on Earth, updated in 1969, has gaps about the origin of RNA and DNA, as well as about the mechanisms how these molecules took control of the processes that take place inside the cellular membranes.

VD - 7/04/2013

Collecting and classifying the different hypothesis about the origin of life, neocreationists argue that materialist hypothesis are based in the intervention of random or reactivity between materials selected depending on the ambiental conditions. This...

VD - 1/04/2013

Next april 12th will be the 33rd anniversary of the death of Alexander Oparin (1894 -1980) , russian biochemist and pioneer of the development of biochemistry's hypothesis about the life origin on earth.

VD - 10/03/2013

It is considered proven that simple organic compounds and compounds related to the origin of life can be synthesized in space even in absence of life forms. This source of organic material could have been able to reach the entire universe from the first...

VD - 24/02/2013

In the last publication (38) in Veterinaria Digital we talked about natural mechanism by which the different type of embryonic stem cells, adult stem cells, long-term stem cells, short-term stem cells regenerate damaged tissue.

VD - 17/02/2013

Embryonic stem cells (ESC) are the origin of all kind of cells of the different animal tissues including human tissues. They divide herself repeatedly during the first embryonic phase (proliferative phase) resulting in new ESC and adult stem cells...