Sorry! No results found
Please visit us back tomorrow as we add 10, 000 new research topics everyday!
About 10 results ( 0,43 seconds)
cereus, Bacillus mycoides, Bacillus pseudomycoides, Bacillus thuringiensis and Bacillus weihenstephanensis. These six species have strong genetic similarities (homologies DNA - DNA sequence homologies of 16S and 23S rRNA, sequence homologi...
tyrosine kinase that transduces signals, especially those triggered by hematopoietic growth factors such as erythropoietin, in normal and neoplastic cells. In March and April 2005, four groups of investigators reported finding an acquired ...
without necessary recourse to either fossils or molecular distances. It is required to trace the evolutionary changes within a group of organisms (a series of taxa), and the following stages are followed. Discussion In Characters 2 and 4, H...
animals known as nephridial organs. In this body and nemerteans plantelmintos called protonefridio , these bodies consist of tubules whose inner ends are blind, bulky and ciliates, such structures are known as cell terminals in flame (flamí...
American culture industries (Gans, 1974). The sociology of popular culture in its contemporary form draws on the early work of Raymond Williams (1921), who redefined culture to include a new layer of meaning—namely, the structure of feeling...
A. Retrovirus DNA is stably integrated in host cell DNA. However, little is known about the sites of integration and the mechanism by which viral DNA integrates into host cell DNA. Early after retrovirus infection of sensitive cells, many c...
And Modifying Embryonic Stem Es Cells Embryonic Stem Cells Mouse embryonic stem (ES) cells are the in vitro counterparts of an in vivo population of cells, known as the epiblast, that are specific to the early embryo [1, 2 and 3]. Epiblast...