Results 51 to 60 of about 4,305,036 (352)

Preconditioning of Human Dental Pulp Stem Cells with Leukocyte- and Platelet-Rich Fibrin-Derived Factors Does Not Enhance Their Neuroregenerative Effect

open access: yesStem Cells International, 2019
Pathologies of the central nervous system are characterized by loss of brain tissue and neuronal function which cannot be adequately restored by endogenous repair processes.
Pascal Gervois   +7 more
doaj   +1 more source

Stepwise participation of HGF/MET signaling in the development of migratory muscle precursors during vertebrate evolution

open access: yesZoological Letters, 2018
Background The skeletal musculature of gnathostomes, which is derived from embryonic somites, consists of epaxial and hypaxial portions. Some hypaxial muscles, such as tongue and limb muscles, undergo de-epithelialization and migration during development.
Noritaka Adachi   +5 more
doaj   +1 more source

Effects of tidally enhanced stellar wind on the horizontal branch morphology of globular clusters

open access: yes, 2012
Metallicity is the first parameter to influence the horizontal branch (HB) morphology of globular clusters (GCs). It has been found, however, that some other parameters may also play an important role in affecting the morphology.
Chen, Xue-Fei   +3 more
core   +1 more source

Ongoing study for enhancing chinese-spanish translation with morphology strategies [PDF]

open access: yes, 2015
Chinese and Spanish have different morphology structures, which poses a big challenge for translating between this pair of languages. In this paper, we analyze several strategies to better generalize from the Chinese non-morphology-based language to the ...
Ruiz Costa-Jussà, Marta
core   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

The Neurovascular Properties of Dental Stem Cells and Their Importance in Dental Tissue Engineering

open access: yesStem Cells International, 2016
Within the field of tissue engineering, natural tissues are reconstructed by combining growth factors, stem cells, and different biomaterials to serve as a scaffold for novel tissue growth.
Jessica Ratajczak   +8 more
doaj   +1 more source

Lipid droplet dynamics in healthy and pyometra-affected canine endometrium

open access: yesBMC Veterinary Research, 2022
Background Accumulation of lipid droplets (LDs) was recently observed in pyometra-affected uteri. As data about their nature and function are missing we intended to compare the localization, quality and quantity of LDs in canine healthy and pyometra ...
Natascha Leitner   +5 more
doaj   +1 more source

Fluid flows shaping organism morphology

open access: yes, 2018
A dynamic self-organized morphology is the hallmark of network-shaped organisms like slime moulds and fungi. Organisms continuously re-organize their flexible, undifferentiated body plans to forage for food. Among these organisms the slime mould Physarum
Alim, Karen
core   +1 more source

A Simple Model for Anisotropic Step Growth [PDF]

open access: yes, 1998
We consider a simple model for the growth of isolated steps on a vicinal crystal surface. It incorporates diffusion and drift of adatoms on the terrace, and strong step and kink edge barriers.
A. J. Bray   +48 more
core   +3 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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