Results 101 to 110 of about 5,523,474 (277)

Activation of multidrug efflux transporter activity at fertilization in sea urchin embryos (Strongylocentrotus purpuratus) [PDF]

open access: yes, 2004
This study presents functional and molecular evidence for acquisition of multidrug transporter-mediated efflux activity as a consequence of fertilization in the sea urchin.
Cherr, Gary N.   +3 more
core   +1 more source

Extrinsic cues, intrinsic cues and microfilaments regulate asymmetric protein localization in Drosophila neuroblasts [PDF]

open access: yesCurrent Biology, 1997
The Drosophila central nervous system develops from stem cell like precursors called neuroblasts, which divide unequally to bud off a series of smaller daughter cells called ganglion mother cells. Neuroblasts show cell-cycle-specific asymmetric localization of both RNA and proteins: at late interphase, prospero RNA and Inscuteable, Prospero and Staufen
Julie Broadus, Chris Q. Doe
openaire   +3 more sources

Interaction Between Actin and Microtubules During Plant Development

open access: yesCytoskeleton, EarlyView.
ABSTRACT The dynamic interaction between actin filaments (AFs) and microtubules (MTs) plays a crucial role in regulating key developmental and physiological processes in plant cells, particularly in the formation of specialized cell types with distinct shapes and functions, such as pollen tubes, trichomes, and leaf epidermal cells.
Zining Wu   +3 more
wiley   +1 more source

A pharmacological cocktail for arresting actin dynamics in living cells. [PDF]

open access: yes, 2011
The actin cytoskeleton is regulated by factors that influence polymer assembly, disassembly, and network rearrangement. Drugs that inhibit these events have been used to test the role of actin dynamics in a wide range of cellular processes.
Peng, Grace E   +2 more
core   +2 more sources

rpS6 regulates blood-testis barrier dynamics through Arp3-mediated actin microfilament organization in rat sertoli cells. An in vitro study.

open access: yesEndocrinology, 2015
In the seminiferous epithelium of rat testes, preleptotene spermatocytes residing in the basal compartment are transported across the blood-testis barrier (BTB) to enter the adluminal compartment at stage VIII of the epithelial cycle.
Ka‐Wai Mok   +3 more
semanticscholar   +1 more source

Virtual Identification of Essential Proteins Within the Protein Interaction Network of Yeast [PDF]

open access: yes, 2005
Topological analysis of large scale protein-protein interaction networks (PINs) is important for understanding the organisational and functional principles of individual proteins. The number of interactions that a protein has in a PIN has been observed to be correlated with its indispensability.
arxiv   +1 more source

Structurally and Functionally Adaptive Biomimetic Periosteum: Materials, Fabrication, and Construction Strategies

open access: yesExploration, EarlyView.
Schematic illustration of structural and functional biomimicry. The upper part shows BP with various structures such as monolayered, surface‐microstructural, bilayered and multilayered. The bottom part exhibits BP with different functions including immune regulation, drugs/cells/factors/ions loading, as well as bioelectrical stimulation and ...
Yuhan Du   +7 more
wiley   +1 more source

The light chain 1 subunit of the microtubule-associated protein 1B (MAP1B) is responsible for Tiam1 binding and Rac1 activation in neuronal cells.

open access: yesPLoS ONE, 2012
Microtubule-associated protein 1B (MAP1B) is a neuronal protein involved in the stabilization of microtubules both in the axon and somatodendritic compartments.
Daniel R Henríquez   +3 more
doaj   +1 more source

Confocal and video imaging of cytoskeleton dynamics in the leech zygote [PDF]

open access: yes, 2004
Ooplasmic segregation in the late interphase zygote of the leech Theromyzon trizonare is accomplished by reorganization of an ectoplasmic cytoskeleton formed by polar rings and meridional bands.
Fernández, Juan   +2 more
core   +1 more source

Length, Protein-Protein Interactions, and Complexity [PDF]

open access: yes, 2004
The evolutionary reason for the increase in gene length from archaea to prokaryotes to eukaryotes observed in large scale genome sequencing efforts has been unclear. We propose here that the increasing complexity of protein-protein interactions has driven the selection of longer proteins, as longer proteins are more able to distinguish among a larger ...
arxiv   +1 more source

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