See Also: complement factor h(medicine)
Complement factor I(medicine)
complement chemotactic factor(medicine)
complement 3 nephritic factor(medicine)
thyrotoxic complement-fixation factor(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Backus(dictionary)
Backus, John W(arner)(encyclopedia)
William W. Backus Hospital(health)
The William W. Backus Hospital(health)

Complement factor I (medicine) and Backus (iou)


Complement factor I (medicine)


complement factor I
<enzyme> Serine proteinase that acts on ic3b (inactivated complement 3b) to cleave it into c3c and c3dg with the help of a trypsin-like proteolytic enzyme. Complement factor I was formerly called kaf, c3binf, or enzyme 3b inactivator.

Registry number: EC 3.4.21.45


Backus (iou)



Backus noun. M20.
[John W. Backus (b. 1924), US computer scientist.]
Computing. Backus-Naur or Backus normal form, a form of notation used to describe context-free Programming Languages. Abbreviation BNF.