Researchers Use Stem Cells to Regenerate Parts of Teeth
... Stan Gronthos at the National Institutes of Health had utilized dental pulp stem cells. Shi found the new technique to be superior.
"The apical papilla
provides better stem cells for root structure regeneration. With this technique, the strength of the tooth restoration is not quite as strong as the o...
How Taste-buds Develop?
...t pathway to their development."
In the present study, the researchers found that in mice in which the actions of Wnt proteins were blocked, taste papilla
buds completely failed to develop. Conversely, in mice in which Wnt signaling was over activated, their tongues were covered with many and large papil...
Now a Robot to Treat Baldness
...s said that in male pattern baldness, the area at the back of the neck was unaffected by the hormone.
"We take a very small sample of the dermal papilla
cells and then grow them in a special medium until we get 10,000 fold. Then we take a very fine needle and we inject them under the skin and a new hai...
Smoking can Cause Black Hairy Tongue in Men
...e harmless, but it looks awful. Worse, it's a real possibility for men who smoke.//
A black, hairy tongue (lingua villosa nigra) occurs when the papilla
on the tongue, normally only one mm in length, grow up to 1.5 cm in length and turn black or brown, says Joachim Dissemond of the University of Essen....
Hair cells can generate more stem cells than scalp
...stem cell factors in the hair, for certain period in the life of a hair strand. However, this in no way reduces the importance of the fact that dermal papilla
of the hair follicle is the richest source of stem cells till date. Scientists are of the opinion that this is probably due to the reason that hair gr...
Papilla in Medical Dictionary
In the kidney, the renal papilla
is the location where the Medullary pyramids empty urine into the renal pelvis. Histologically it is marked by medullary collecting ducts converging to channel the fluid. Transitional epithelium begins to be seen. Papilla
- Definition of Papilla
...helial tumor growing exophytically in finger-like fronds. In this context papilla
refers to the projection created by the tumor, not a tumor on an already existing papilla
Article about the DNA-based viruses that infect the skin and mucous m...
Nephrogenic Diabetes Insipidus
...diabetes insipidus is due to the inability of the kidney to ... Liddle's syndrome · RTA (RTA 1) · Diabetes insipidus ( Nephrogenic ) Renal papilla
... Nephrogenic diabetes insipidus information including symptoms, diagnosis, misdiagnosis, treatment, causes, patient stories, videos, for...
Papilla in Biological Technology
Papilla in Biological Definition
...illae : The small conical projections along the wall of the renal sinus. They have openings through which urine passes into the calyces. (singular - papilla
renal pyramids : The conical segments within the internal medulla. They contain the secreting apparatus and tubules and are also called malpig...
... . It is made up of dense connective tissue - collagen , elastin and reticular fibres are present. Erector muscles, attached between the hair papilla
and epidermis, can contract, resulting in the hair fibre pulled upright and consequentially goose bumps . The main cell types are fibroblasts , adi...