Growth and development

Pascale Gaudet pgaudet at northwestern.edu
Fri Jun 10 10:25:58 PDT 2005


This all looks good to me.

One other thing is about the definition of cell proliferation, which 
currently is "The multiplication or reproduction of cells, resulting in the 
rapid expansion of a cell population." Can we remove "rapid"? and have "The 
multiplication or reproduction of cells, resulting in the expansion of a 
cell population."
??

(this may be relevant for people not on the development list)

Pascale


At 05:12 PM 6/10/2005 +0100, J Clark wrote:
>Growth and Development proposal:
>
>1) The term growth will be moved out from under development to be a 
>sibling instead.
>
>Current structure:
>
>[i]development
>---[i] growth
>
>With new structure:
>
>[i]biological process
>---[i]growth
>---[i]development
>
>2) integrate new concepts:
>
>Term:developmental growth of a unicellular organism
>def: The growth of a single celled organism prior to division, where 
>growth is aimed at the progression of the organism over time from one 
>condition to another.
>
>term: non-developmental growth of a unicellular organism
>def: The growth of a single celled organism prior to division, where the 
>growth does not change the organism from  one condition to another 
>condition over time.
>
>Term: developmental growth
>def: The increase in size or mass of an entire organism, a part of an 
>organism or a cell, where the increase in size or mass is aimed at the 
>progression of the organism over time from one condition to another.
>
>Term: non-developmental growth
>def: The increase in size or mass of an entire organism, a part of an 
>organism or a cell, where the increase in size or mass is not aimed at the 
>progression of the organism over time from one condition to another.
>
>[i]biological process ; GO:0000004
>---[i]development ; GO:0007275
>------[p]cell development ; GO:0048468
>---------[p]developmental growth of a unicellular organism ; GO:new
>------[p]developmental growth ; GO:new
>---------[i]developmental growth of a unicellular organism ; GO:new
>---[i]growth ; GO:0040007
>------[i]non-developmental growth ; GO:new
>---------[i]non-developmental growth of a unicellular organism ; GO:new
>------[i]developmental growth ; GO:new
>---------[i]developmental growth of a unicellular organism ; GO:new
>------[i]cell growth ; GO:0016049
>---------[i]developmental growth of a unicellular organism ; GO:new
>---------[i]non-developmental growth of a unicellular organism ; GO:new
>
>also
>
>[i]cellular physiological process ; GO:0050875
>---[i]cell proliferation ; GO:0008283
>------[p]developmental growth of a unicellular organism ; GO:new
>------[p]non-developmental growth of a unicellular organism ; GO:new
>
>
>This additional parentage means that
>
>developmental growth of a unicellular organism ; GO:new
>
>is part_of both
>
>cell proliferation ; GO:0008283
>
>and
>
>cell development ; GO:0048468
>
>and terms are not allowed to have to part_of parents.
>I don't see a way out of that right now.
>
>Does anybody have any thoughts on that?
>
>Thanks,
>
>Jen
>
>
>
>
>




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