Dictionary » U » Undifferentiated




(biology, embryology) Of, or describing a cell that has not yet acquired a special structure and function; pertaining to an immature cell or a primitive cell.

(botany) Pertaining to an undeveloped plant body, such as that of the thallophytes.


Word origin: un- not + differentiated.

Compare: differentiated, dedifferentiated.
See also: cell differentiation.

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An Overview of Embryonic Stem Cells

... and since then ES have been shown to contribute to all cell lineages. In vitro, murine ES cells were found able to propagate indefinitely in the undifferentiated state while still conserve the capacity to differentiate to all mature somatic phenotypes. The initial isolation of murine ES cell ...

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by 2444256703
Thu Jan 29, 2015 6:48 am
Forum: Cell Biology
Topic: An Overview of Embryonic Stem Cells
Replies: 0
Views: 565

Stem Cells

... source. Pluripotency Makes it difficult to obtain exact cell type needed, because not all cells in a population differentiate uniformly. Undifferentiated cells can create tissues other than desired type serious cases.

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by Sumanth001
Sun Dec 08, 2013 12:53 pm
Forum: Genetics
Topic: Stem Cells
Replies: 5
Views: 7508

Theories - Origin of Life

... There are lots of epigenetic mechanisms, not just β€œan” epigenetic mechanism β€’ histone acetylation, histone methylation, cytosine methylation, etc. Undifferentiated cells also have epigenetic mechanisms. This mechanism regulates the position of each chromosome in the nucleus and thereby determines ...

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by AstraSequi
Tue Mar 27, 2012 2:41 am
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1127897

Help on stem cells

Hi, can someone help me clarify my doubts concerning stem cells? I know that stem cells are undifferentiated cells that can differentiate into other types of body cells. But I don't get why we need stem cells beyond a certain age, e.g. once your body has fully matured. ...

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by lokifenrir96
Sat Mar 24, 2012 6:49 am
Forum: Cell Biology
Topic: Help on stem cells
Replies: 1
Views: 1610

Re: Theories - Origin of Life

... that display different qualities. Some of these methylation patterns are inherited, but for the most part they are not, and for good reason. The undifferentiated condition of the zygote is crucial for future development. It would be disastrous if tissue specific patterns of methylation in say ...

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by scottie
Wed Feb 22, 2012 8:12 pm
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1127897
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