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This remarkable feature, called totipotency, allows for a differentiated cell to dedifferentiate and adopt a proliferative growth pattern (callus), or to deviate towards a developmental program different from the original.
The capacity of the oocyte to dedifferentiate somatic cells in the process of cloning resetting them to their embryonic epigenetic state was a major discovery in biology that is still not well understood (50).
Second, mesenchymal disorganization occurs, in which the mesenchymal cells found below the wound epithelium dedifferentiate and migrate toward the amputation plate.
Schwann cells unlike oligodendrocytes can dedifferentiate, proliferate and re-differentiate in response to Ras-Raf-MEK-ERK signalling following nerve injury.
The parenchyma cells on either sides of these medulary vascular bundles and at the position corresponding to the intrafasicular cambium dedifferentiate.
The giant panda (Ailuropoda melanoleuca) somatic nucleus can dedifferentiate in rabbit ooplasm and support early development of the reconstructed egg, Science in China, Serie C.
He proposed the hypothesis that vascular smooth-muscle cells in atherosclerotic plaque are stimulated by cytokines to grow and dedifferentiate into synthetic cells that are unresponsive to calcium channel blockers.
As in nonmalignant tumors, cells have lost their normal control, often dedifferentiate, and grow in an inappropriate place.
Three 9th grade students from Ma'ayanot Yeshiva High School for Girls in Teaneck, NJ stretched their imaginations and won second place in the 7-9th grade category for REGENX: Human Limb Regenerative Protein Cocktail Injections, a novel bioengineered approach to limb regeneration whereby injections containing an individual's own tissue would be introduced into the site of an amputation to dedifferentiate adult somatic cells back to stem cells and redevelop tissue and limbs.
8] The third theory is the dedifferentiation theory which suggests that existing papillary, follicular, medullary and anaplastic thyroid carcinoma dedifferentiate into squamous cell carcinoma.
The carbohydrate theory, proposed by Allan and Lutz, suggests that a diet too high in carbohydrates, leading to high levels of glucose in the blood, can cause cells to dedifferentiate.
The giant panda (Ailuroda melanoleuca) somatic nucleus can dedifferentiate in rabbit ooplasm and support early development the reconstructed egg.
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