In contrast, increased numbers of mast cells occurred in patients with a moderate to marked decrease in bone density. It is possible that bone-marrow mast cells and heparin, which is synthesized ...

A New Ventilator-on-a-Chip Model to Study Lung Damage Sep. 19, 2024 — Scientists are now able to directly compare the different kinds of injury that mechanical ventilation causes to cells in the ...

Langerhans cells, mast cells, monocytes and macrophages, neutrophils and NK cells. Dendritic cells (DCs) act as gatekeepers between immunity and tolerance. Initially, it was postulated that mature ...

Cancer stem cells are rare immortal cells within a tumour that can both self-renew by dividing and give rise to many cell types that constitute the tumour, and can therefore form tumours.

The clinical features mainly involve the cardiovascular system, manifesting as Kounis syndrome, but cutaneous or mucus involvement, and bronchospasm are also presenting features. According to Ring ...

Sep. 18, 2024 — It is crucial for organisms to be able to control which genes are expressed in which cells and when. Naturally occurring chemical modifications of DNA-binding histone proteins ...