Name and describe each of the three stages of cell signaling. Define the phases of signal transduction from the cell surface to the nucleus. Describe the three phases of a bacterial cell cycle. Please explain the cell biological process in simple terms. Describe the cell cycle, and expla...
Consistent with the role of Wnts as posteriorizing agents in neural tissue, we found that Wnt signaling was sufficient to induce Irx3 and repress Six3 expression in forebrain explants. The position of the zona limitans intrathalamica (zli), a boundary-cell population that develops between the ...
An important feature of all living organisms is the ability to metabolize energy to run cellular processes. Cellular respiration is a series of catabolic reactions that break down molecules from nutrients to produce energy stored as adenosine triphosphate (ATP), the cell's energy molecule. Cellular ...
Wnt signaling is required at distinct stages of development for the induction of the posterior forebrain. One of the earliest manifestations of anteroposterior pattering in the developing brain is the restricted expression of Six3 and Irx3 in the anterior and p... Braun,M Michelle,Etheridge,......
Human embryonic germ (hEG) cell is a very important alternative pluripotent stem cell resource. We describe the derivation of hEG cells from human embryoni... SR Liu,HQ Liu,YQ Pan,... - 《Cell & Tissue Research》 被引量: 93发表: 2004年 TGFβ/activin/nodal signaling is necessary for th...
cells that do not express any other of the cell-type markers described above. We found that the caecal epithelium can be broadly divided into a Ki-67+‘dividing zone’, which includes stem, TA, DSCs and enterocyte progenitor cells at the bottom of the crypts, and a Ki-67−‘...
Host Cell Remodeling by Abstract Purpose of Review To thrive and survive, intracellular pathogens actively remodel their host cells. The mechanisms developed by the asexual stages of the human malaria parasitePlasmodium falciparumto remodel their host erythrocyte have been extensively described. However, ...
Statistically, NHEJ is the preferred pathway in humans and takes care of most of the DSB repair (around 75%) throughout the interphase of the cell cycle (Mao et al., 2008). 1.1. Non-homologous end joining The mechanism of NHEJ can be considered as three main steps from the perspective ...
Early stages of nematode-induced giant cell formation in roots of Impatiens balsamina. J Nematol 1978 ; 10:70 - 84Faix J, Grosse R. Staying in ... M Caillaud,P Abad,B Favery - 《Plant Signaling & Behavior》 被引量: 8发表: 0年 On the Irregular Meiosis of the Pollen Mother Cells ...
Therefore, CD81 associations unexpectedly define novel sequential steps of IS maturation. Our results indicate that CD81 controls the temporal progression of the IS and the permanence of CD3 in the membrane contact area, contributing to sustained T cell receptor (TCR)-CD3-mediated signaling. ...