Growth and development

[Jennifer I Clark]

> unicellular growth then??
>
> Really, bacterial growth is fine.

I forgot about yeasts too. :-) Midori reminded me.

Anyway, it was really the spirit of the plan I was trying to capture 
rather than the details. We could do the details later. The main thing I 
want to check is that Chris is happy with the idea of having sensu used 
at such a high level. If he is then we can figure out what to do about 
term names and things.

Thanks,

Jen


>
> Pascale
>
> At 05:25 PM 4/28/2005 +0100, Jennifer I Clark wrote:
>
>> Hi Pascale,
>>
>>
>>>
>>> Why can't we have "growth prior to division " rather than "bacterial 
>>> growth prior to division"?
>>> The terms "bacterial growth, sensu eukaryotes" seems a bit 
>>> counter-intuitive.
>>
>>
>> When I said 'bacteria' I really meant single-celled organism.
>>
>> I meant to make two terms:
>>
>> 1) one to cover the growth of single celled organisms, prior to 
>> division, for organisms whose research community considers that that 
>> kind of growth is part of development
>> 2) one to cover the growth of single celled organisms, prior to 
>> division, for organisms whose research community considers that that 
>> kind of growth is _not_ part of development
>>
>> Does that help?
>>
>> Jen
>>
>>
>>>
>>> ??
>>>
>>> Pascale
>>>
>>> At 12:00 PM 4/28/2005 -0400, David Hill wrote:
>>>
>>>> I think this is consistent with what we were thinking.
>>>>
>>>> David
>>>>
>>>> J Clark wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> It sounds as if we have a proposal here.
>>>>>
>>>>> Currently we are saying that some species research groups define 
>>>>> the relationship between growth and development differently from 
>>>>> other species research groups.
>>>>> e.g. one group may say that the growth that occurs prior to 
>>>>> bacterial division is developmental growth (e.g. pombe), whilst 
>>>>> other research groups say that that kind of growth is not 
>>>>> developmental growth (e.g. dicty).
>>>>>
>>>>> The way were suggesting we'll deal with this is to represent 
>>>>> individual instances of growth according to the view of the 
>>>>> relevant research community and that we'll clarify things by 
>>>>> adding synonyms. If a term 'x growth' needs to have a development 
>>>>> parent as well as a growth parent then I add an exact synonym 'x 
>>>>> developmental growth'. If a term 'x growth' does not need a 
>>>>> development parent then it does not get the synonym. It seems to 
>>>>> me that we might also need a sensu term as follows:
>>>>>
>>>>> [i]development
>>>>> ---[p]developmental growth
>>>>> ------[i]bacterial growth prior to division (sensu pombe?)
>>>>>     exact_synonym: bacterial developmental growth prior         to 
>>>>> division
>>>>> [i]growth
>>>>> ---[i]bacterial growth prior to division (sensu dicty)
>>>>> ---[i]developmental growth
>>>>>
>>>>> Is this a reasonable summary of the proposal we have?
>>>>>
>>>>> Chris: Would you be happy with the idea that one bacterial species 
>>>>> may get a developmental parent for the growth it carries out prior 
>>>>> to division, whilst another bacterial species will not? Would that 
>>>>> addition of the synonym help with obol?
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Jen
>>>>>
>>>>> P.S. I have now added documentation to the website on the 
>>>>> difference between differentiation and cell development.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> -- 
>>>> David P. Hill, Ph.D.
>>>> Senior Scientific Curator
>>>> Gene Expression Database
>>>> Gene Ontology Consortium
>>>> Mouse Genome Informatics
>>>> The Jackson Laboratory
>>>> 600 Main Street
>>>> Bar Harbor, ME 04609-1500
>>>> tel:207-288-6430
>>>> htpp://www.informatics.jax.org
>>>
>>>
>>>
>
>