glomerular basement membrane

Term ID

ZFA:0005285

Synonyms

• glomerular filtration membrane

Definition

Membrane between the mesonephric podocytes and the renal glomerular capillaries. It is a trilaminar structure composed of the fused basement membranes of the glomerular capillaries and basement membrane of the podocytes. The capillary membranes touch the GBM at contact points that are separated by pores. The membrane is semi-permeable allowing water and small molecules to pass into the renal capsular space. (1)

Appears at

Larval:Days 7-13 (168.0h-14d, 4.5mm, 8 teeth)

Evident until

Adult (90d-730d, breeding adult)

References

• TAO:0005285

Ontology

Anatomy Ontology