Not exact matches
Because heart cells lose their ability to divide soon after we are born,
when the cells die — in a heart attack, say — the
dead tissue is replaced by scar
tissue rather than new muscle.
Here is the mystery: the body's immune cells usually remove
dead and dying cells through a process called phagocytosis, yet the amount of material that is consumed is so great that you'd expect significant inflammation, pain and
tissue damage — something that doesn't typically happen
when breastfeeding ceases.
Without Rac1,
dead cells and milk flooded the breast
when lactation had finished, triggering inflammation and impairing
tissue regeneration (Developmental Cell, doi.org/bq8q).
When they injected the soil bacterium Clostridium [ck] novyi into the bloodstream of mice with tumours, it spread throughout the necrotic region, consuming living tumour cells as well as
dead tissue.
Dermatophytes feed on the
dead skin cells that accumulate on the surface of the skin so the infections usually are superficial, stopping
when they reach healthy skin cells or inflamed
tissue.
My sister is an aesthetician, and
when she saw it the next day, she freaked out and told me it was
dead tissue.
These can occur
when a ledge of
dead corneal
tissue surrounds the ulcer.
The
tissue, if
dead, appears dark purple or black and oozes bluish blood
when incised.
When a dog is combed, dog's may shed dandruff and
dead tissue.
When medications are ineffective, surgery to scrape the lesion free of debris and
dead tissue, cryosurgery or radiation therapy is sometimes required.