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Updated: Aug 10, 2026

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Viral Concentration Determination Through Plaque Assays: Using Traditional and Novel Overlay Systems
Published on: November 4, 2014
Milia en plaque
A Losada-Campa1, C De La Torre-Fraga, M Cruces-Prado
1Service of Dermatology, Hospital Provincial de Pontevedra, Spain.
The British Journal of Dermatology
|May 1, 1996
Abstract:
A 59-year-old woman presented with milia grouped in plaques, in the preauricular areas, bilaterally. Follicle-damaging dermatoses, tumours and external agents, can lead to this peculiar clinical pattern. We outline the clinical and histological features which allow accurate diagnosis of this condition.
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Formation of the Platelet Plug
The platelet phase, the second stage of hemostasis, commences around 15-20 seconds after an injury. It follows and overlaps with the vascular phase, during which blood vessels constrict to minimize blood loss.
As the injured blood vessel contracts, endothelial cells undergo contraction, revealing collagen fibers in the basement membrane and underlying connective tissue. Furthermore, the plasma membrane of endothelial cells becomes adhesive, preparing the site for platelet adhesion. Platelets...
As the injured blood vessel contracts, endothelial cells undergo contraction, revealing collagen fibers in the basement membrane and underlying connective tissue. Furthermore, the plasma membrane of endothelial cells becomes adhesive, preparing the site for platelet adhesion. Platelets...

