Sentences with phrase «of asymmetric cell division»

We are also studying the mechanisms of asymmetric cell division.

The First Cell Cycle of the Caenorhabditis elegans Embryo: Spatial and Temporal Control of an Asymmetric Cell Division.

For his postdoc, he joined the laboratory of Lily and Yuh Nung Jan at University of California San Francisco to analyse the mechanisms of asymmetric cell division.

This is the first time to visualize the real time event of asymmetric cell division, and we were able to see other events such as cell elongation of the zygote and migration of the nucleus.»

«Live cell imaging of asymmetric cell division in fertilized plant cells: Insight into why leaves grow up and roots grow down in flowering plants.»

Not exact matches

Through their studies, they observed that zygotes absent of SSP, WRKY2, and HDG11 / 12, do not develop properly and their cell division no longer becomes asymmetric.

Ueda's group also discovered HOMEODOMAIN GLABROUS11 (HDG11) and HDG12, the factors derived from the egg cells, which are responsible for controlling the asymmetric division of the zygote and development of the embryo.

This asymmetric cell division leads to small and large cells on the top and bottom part of the embryo, respectively.

This division has to be «asymmetric,» meaning that only one of the two cells generated during the stem cell division goes on to differentiate, while the other cell remains a stem cell.

After a certain period, some of these stem cells switch to producing neurons, a stage known as asymmetric division.

«Neural stem cell divisions appear to be much more asymmetric than we had previously anticipated,» states Darcie Moore, postdoc in the group of Sebastian Jessberger and lead author of the study.

Not only did the group succeed in visualizing the real time events of zygote polarization and asymmetric cell division, they were able to quantify the dynamic patterns of the cytoskeleton (i.e. formation of the ring structure and longitudinal array of MTs and F - actin, respectively).

The group succeeded in visualizing for the first time, how the cytoskeleton of plant egg cells is disassembled after fertilization and then reorganized to create a polarity in the cell that eventually leads to asymmetric cell division.

«Although polarization and asymmetric cell division of zygotes to form the body axis is a common phenomena found in algae, mosses, and flowering plants, the origin of cell polarity and how asymmetric cell division occurs have remained a mystery up to now,» says Dr. Minako Ueda, a lecturer at ITbM, Nagoya University and a leader of this research.

«We were able to show by live cell imaging that polarization of the cell occurs after fertilization of the egg cell, and both MTs and F - actin play a role in inducing asymmetric cell division to form the plant's body axis,» says Ueda.

In order to investigate their specific roles, they used inhibitors of each protein to see their effect on zygote polarization and asymmetric cell division.

The group's results show that MTs are responsible for elongation of the zygote along the top - bottom axis, whereas F - actin plays a role in moving the nucleus towards the top part of the zygote, to make it ready for asymmetric cell division.

Ana Fonseca (Corbeil, TUD)-- «New insights into cell migration and asymmetric cell division of human hematopoietic progenitors» (2008)

In parallel, the roles of symmetric and asymmetric cell divisions are investigated as a mechanism for governing stem cell self - renewal and differentiation during embryonic development and in the adult.

Jürgen Knoblich Institute of Molecular Biotechnology Asymmetric cell division and proliferation control in Drosophila [email protected] [phone]

Abstract We discovered that a subset of satellite cells in skeletal muscle are self - renewing stem cells that give rise to myogenic progenitors through asymmetric apical - basal cell divisions.

Importantly, this results in an abnormal increase in centrosome number, a 10-fold reduction in the numbers of satellite stem cells undergoing asymmetric divisions, and a marked decrease in the generation of myogenin - expressing progenitors.

Accordingly, our data suggests that the failure of regenerative myogenesis to keep pace with disease progression in DMD is not due to muscle stem cell exhaustion, but rather is due to a cell - autonomous deficiency in asymmetric division.

«Asymmetric cell division is the gold standard feature of normal stem cells,» Tang said.

Vascular Cell Biology New Roles for BMP Signaling in Angiogenesis Victoria Bautch, University of North Carolina, Chapel Hill Coordination of angiogenesis by asymmetric cell division Shane Herbert, University of MancheCell Biology New Roles for BMP Signaling in Angiogenesis Victoria Bautch, University of North Carolina, Chapel Hill Coordination of angiogenesis by asymmetric cell division Shane Herbert, University of Manchecell division Shane Herbert, University of Manchester

This division can be oriented, daughter cells can be pushed inside or outside as result of the mitotic spindle orientation, and asymmetric, daughter cells can acquire distinct components giving them different contractile properties.

16 - cell stage doublet resulting from the asymmetric division of an isolated 8 - cell stage blastomere.

The first talk of the meeting was by Juergen Knoblich, and it was great to hear about his current projects, using Drosophila genetics to understand cell cycle exit and quiescence plus the contribution of changing the balance of asymmetric versus symmetric divisions in development of various disorders.

Furthermore, cells in which MELK had been depleted displayed asymmetric division (Figure 6G), characterized by an unequal allocation of cell mass into daughter cells.