Results 31 to 40 of about 244,667 (356)

Regulation of pancreatic cancer aggressiveness by stromal stiffening [PDF]

open access: yes, 2016
No abstract ...
A Neesse   +13 more
core   +1 more source

Pigment Epithelium‐Derived Factor (PEDF) Improves Ischemic Cardiac Functional Reserve Through Decreasing Hypoxic Cardiomyocyte Contractility Through PEDF Receptor (PEDF‐R)

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2016
BackgroundPigment epithelium‐derived factor (PEDF), which belongs to the noninhibitory serpin family, has shown the ability to stimulate several physiological processes, such as antiangiogenesis, anti‐inflammation, and antioxidation. In the present study,
Peng Lu   +9 more
doaj   +1 more source

Platelet Contractile Proteins [PDF]

open access: yesThrombosis and Haemostasis, 1977
Platelets contain a high concentration of the contractile proteins actin and myosin. The properties of these proteins are generally similar to their counterparts in muscle, suggesting that the platelet actin and myosin can generate contractile force.
openaire   +3 more sources

Long Prehensile Protrusions Can Facilitate Cancer Cell Invasion through the Basement Membrane

open access: yesCells, 2023
A basic process in cancer is the breaching of basement-membrane barriers to permit tissue invasion. Cancer cells can use proteases and physical mechanisms to produce initial holes in basement membranes, but how cells squeeze through this barrier into ...
Shayan S. Nazari   +3 more
doaj   +1 more source

Morphological and functional study of the marginal sphincter of the sea anemones Phymactis clematis and Aulactinia marplatensis from intertidal of Mar del Plata, Argentina Estudio morfológico y funcional del esfínter marginal de las anémonas de mar Phymactis clematis y Aulactinia marplatensis del intermareal de Mar del Plata, Argentina

open access: yesIheringia: Série Zoologia, 2009
It was made the characterization of marginal sphincter to the species Phymactis clematis (Drayton in Dana, 1849) and Aulactinia marplatensis (Zamponi, 1977), from intertidal ecosystem through their morphogical and functional study.
Elvira A. González Oliveira   +2 more
doaj   +1 more source

Polymorphism and bistability in adherent cells

open access: yes, 2013
The optimal shapes attained by contractile cells on adhesive substrates are determined by the interplay between intracellular forces and adhesion with the extracellular matrix.
Banerjee, Shiladitya, Giomi, Luca
core   +1 more source

A novel method to extend viability and functionality of living heart slices

open access: yesFrontiers in Cardiovascular Medicine, 2023
Living heart slices have recently emerged as a powerful experimental model for fundamental cardiac research. By retaining the structure and function of the native myocardium while maintaining the simplicity of cell culture models, heart slices can be ...
Abigail J. Ross   +6 more
doaj   +1 more source

The Contractile Mechanism in Cilia

open access: yesBiophysical Journal, 1973
A detailed analysis is made of the motion and the forces in the cilium of Sabellaria over the complete cycle. The results indicate that the stiffness of the cilium is directly related to the moments produced by the internal contractile elements. A sliding filament model is developed to generate the complete cycle of motion.
Walter G. Rudd, Robert Rikmenspoel
openaire   +3 more sources

Contractile units in disordered actomyosin bundles arise from F-actin buckling

open access: yes, 2012
Bundles of filaments and motors are central to contractility in cells. The classic example is striated muscle, where actomyosin contractility is mediated by highly organized sarcomeres which act as fundamental contractile units. However, many contractile
A. Yamada   +5 more
core   +1 more source

HGF modulates actin cytoskeleton remodeling and contraction in testicular myoid cells [PDF]

open access: yes, 2015
The presence of the HGF/Met system in the testicular myoid cells was first discovered by our group. However, the physiological role of this pathway remains poorly understood. We previously reported that HGF increases uPA secretion and TGF-β activation in
Angela, Catizone   +6 more
core   +1 more source

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