Results 21 to 30 of about 564,000 (194)

PKD is for dense granule secretion [PDF]

open access: yesBlood, 2011
Platelet secretion of dense granule contents is important for human hemostasis, as is evident from the mucocutaneous bleeding associated with disorders of dense granule biogenesis and secretion.1 Dense granule secretion is also important for growth and stability of platelet thrombi in experimental models of thrombosis.2 Although patients with primary ...
openaire   +2 more sources

Participation of a transmembrane proton gradient in 5-hydroxytryptamine transport by platelet dense granules and dense-granule ghosts [PDF]

open access: yesBiochemical Journal, 1981
Dense granules, the storage organelles for 5-hydroxytryptamine in blood platelets, have been isolated from porcine platelets and are shown to transport 5-hydroxytryptamine in response to a transmembrane proton gradient (delta pH). Transport in the absence of delta pH is minimal, and it is shown that a rapid increase in transport takes place as delta pH
J A, Wilkins, L, Salganicoff
openaire   +2 more sources

Absence of platelet phenotype in mice lacking the motor protein myosin Va.

open access: yesPLoS ONE, 2013
BackgroundThe motor protein myosin Va plays an important role in the trafficking of intracellular vesicles. Mutation of the Myo5a gene causes Griscelli syndrome type 1 in humans and the dilute phenotype in mice, which are both characterised by pigment ...
Matthew T Harper   +3 more
doaj   +1 more source

Efficient Gene Knockout and Knockdown Systems in Neospora caninum Enable Rapid Discovery and Functional Assessment of Novel Proteins

open access: yesmSphere, 2022
The development of molecular genetics has greatly enhanced the study of the biology and pathology associated with parasites of the phylum Apicomplexa.
Tiago W. P. Mineo   +6 more
doaj   +1 more source

Characterization of granule-like structures in non-endocrine cells [PDF]

open access: yes, 2006
All eukaryotic cells have transport pathways to constitutively secrete proteins. Endocrine, neuroendocrine, and exocrine cells in addition have a regulated secretory pathway that serves the controlled release of hormones, neuropeptides or digestive ...
Stettler, Hansruedi
core   +1 more source

Expansion microscopy reveals subdomains in C. elegans germ granules

open access: yesLife Science Alliance, 2023
Visualising C. elegans germ granules using the super resolution technique expansion microscopy against the backdrop of proteome staining reveals granule ultrastructure.
Kin M Suen   +5 more
doaj   +1 more source

Platelet Munc13-4 regulates hemostasis, thrombosis and airway inflammation

open access: yesHaematologica, 2018
Platelet degranulation is crucial for hemostasis and may participate in inflammation. Exocytosis in platelets is mediated by SNARE proteins and should be controlled by Munc13 proteins. We found that platelets express Munc13-2 and -4. We assessed platelet
Eduardo I. Cardenas   +8 more
doaj   +1 more source

Platelet morphology, ultrastructure and function changes in acute ischemic stroke patients based on structured illumination microscopy

open access: yesHeliyon, 2023
Acute ischemic stroke (AIS) is the second leading cause of death worldwide. This study aims at assessing platelet morphology, ultrastructure and function changes of platelets in acute ischemic stroke (AIS) patients by the technique of Structured ...
Bingxin Yang   +10 more
doaj   +1 more source

The life cycle of platelet granules [version 1; referees: 2 approved]

open access: yesF1000Research, 2018
Platelet granules are unique among secretory vesicles in both their content and their life cycle. Platelets contain three major granule types—dense granules, α-granules, and lysosomes—although other granule types have been reported.
Anish Sharda, Robert Flaumenhaft
doaj   +1 more source

Evaluation of human platelet granules by structured illumination laser fluorescence microscopy

open access: yesPlatelets, 2023
Many roles of human platelets in health and disease are linked to their ability to transport and secrete a variety of small molecules and proteins carried in dense (δ-) and α-granules.
Fred G. Pluthero, Walter H. A. Kahr
doaj   +1 more source

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