vascular system development vs. vasculature development

[J Clark]

This went to the annotation list, but I think will also be of interest 
to the development list.

Jen

Doug howe wrote:

> GO currently has a term 'vasculature development' (GO:0001944) which is 
> a child of 'organ development'...but GO has no term "vascular system 
> development' as a child of 'system development'.
> 
> A few questions follow from this:
> 
> 1. Should a new term exist for 'vascular system development', and if 
> so...how is it different from 'vasculature development'?
> 
> 2. If both terms were to exist..should they be related...and how?
> 
> 3. In fish, the vascular system develops from a structure named the 
> 'vascular cord', formed by aggregation of angioblast cells along the 
> embryonic midline.  If a mutation disrupts formation of this 'vascular 
> cord', would that gene be annotated to a new term 'vascular cord 
> development' (with what parentage?), or would it be annotated to 
> 'vascular system development'..or maybe 'vasculature development'?
> 
> 
> -Doug
>