Results 71 to 80 of about 25,438 (250)

The cell-cell junctions of mammalian testes: I. The adhering junctions of the seminiferous epithelium represent special differentiation structures [PDF]

open access: yes, 2014
The seminiferous tubules and the excurrent ducts of the mammalian testis are physiologically separated from the mesenchymal tissues and the blood and lymph system by a special structural barrier to paracellular translocations of molecules and particles ...
Domke, Lisa M.   +8 more
core   +2 more sources

Dynamic changes and transcriptome analyses reveal the microfilament skeleton response to water stress in thalli of Neopyropia yezoensis inhabiting the intertidal zone

open access: yesPlant Stress
The microfilament (MF) cytoskeleton, present in all eukaryotic cells, is not only essential for fundamental cellular processes but also is important in sensing and transducing external signals in response to various developmental cues and abiotic ...
Jiqiang Yin   +8 more
doaj   +1 more source

Catalyst‐Free Collagen Filament Crosslinking for Engineering Anisotropic and Mechanically Robust Tissue Scaffolds

open access: yesAdvanced Science, EarlyView.
A bioorthogonal rhodamine/PEG crosslinking strategy is introduced to engineer dense collagen hydrogels with high mechanical resilience and cytocompatibility. Integration with wet‐spinning enables the fabrication of uniaxially aligned, cell‐laden collagen filaments that activate mechanotransductive signaling and support functional muscle regeneration in
JuYeon Kim   +4 more
wiley   +1 more source

A permeabilized cell model for studying cytokinesis using mammalian tissue culture cells. [PDF]

open access: yes, 1980
PtK1 cells lysed late in cell division in a medium containing the nonionic detergent Brij 58 and polyethylene glycol with continue to undergo cleavage after lysis.
CANDE, W. Zacheus
core  

Vitronectin at sites of cell-substrate contact in cultures of rat myotubes [PDF]

open access: yes, 1986
Affinity-purified antibodies to the serum glycoprotein, vitronectin, were used to study sites of cell-substrate contact in cultures of rat myotubes and fibroblasts.
Baetscher, Manfred   +2 more
core   +1 more source

Proteomic Analysis of the Effect of Proteasome on Quality Changes in Qinchuan Beef during Postmortem Storage [PDF]

open access: yesShipin Kexue
In this study, the Longissimus dorsi muscle of Qinchuan beef stored at 4 ℃ after slaughter was determined for its quality indicators, energy level and proteasome activity.
HU Lijun, WANG Jinxia, LI Rong, ZHANG Qian, CHEN Xueyan, LI Yalei, LUO Ruiming
doaj   +1 more source

Osmotic Tension Asymmetry Drives Electrotactic Migration via PDLIM7‐Polarized Microfilament Coordination in Breast Cancer Cells

open access: yesAdvanced Science, EarlyView.
This study establishes an electric field‐induced directional migration model using fluorescence tension probes to visualize microfilament forces and intracellular osmotic pressure dynamics in the electrotactic migration of breast cancer cells. This model delineates how electromechanical interactions among membrane potential, ion channels, OP, traction ...
Ling Zhu   +10 more
wiley   +1 more source

Interaction of rat liver lysosomal membranes with actin. [PDF]

open access: yes, 1984
Membranes were prepared from lysosomes purified 80-fold by centrifugation in a discontinuous metrizamide gradient. When salt-washed membranes were combined with rabbit muscle actin, an increase in viscosity could be measured using a falling ball ...
Bame, KJ, Mehrabian, M, Rome, LH
core  

Cytoplasmic Streaming in Plant Cells Emerges Naturally by Microfilament Self-Organization

open access: yes, 2013
Many cells exhibit large-scale active circulation of their entire fluid contents, a process termed cytoplasmic streaming. This phenomenon is particularly prevalent in plant cells, often presenting strikingly regimented flow patterns.
Goldstein, Raymond E.   +1 more
core   +1 more source

Defects in leaf epidermis of Arabidopsis thaliana plants with CDKA;1 activity reduced in the shoot apical meristem [PDF]

open access: yes, 2012
In Arabidopsis thaliana, like in other dicots, the shoot epidermis originates from protodermis, the outermost cell layer of shoot apical meristem. We examined leaf epidermis in transgenic A.
Borowska-Wykret, Dorota   +3 more
core   +2 more sources

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