Poly-K63 ubiquitin chain brings TAK1 kinase and β subunit of I-κB

kinase, into close proximity so that TAK1 can phosphorylate and activate I-κB kinase

TLS Online TPP Program

#Id: 5685

#Unit 7. System Physiology – Animal

The posterior lobe hormones are nanopeptides with a disulfide ring at one end

TLS Online TPP Program

#Id: 5686

#Unit 7. System Physiology – Animal

The hormones secreted by the posterior pituitary gland (neurohypophysis) are arginine vasopressin (AVP) and oxytocin

TLS Online TPP Program

#Id: 5687

#Unit 7. System Physiology – Animal

Arginine in the vasopressin molecule is replaced by lysine to form lysine vasopressin 

TLS Online TPP Program

#Id: 5688

#Unit 7. System Physiology – Animal

Oxytocin and vasopressin are typical neural hormones, that is, hormones secreted into the circulation by nerve cells

TLS Online TPP Program

#Id: 5689

#Unit 7. System Physiology – Animal

TLS Online TPP Program

#Id: 5690

#Unit 7. System Physiology – Animal

In humans, oxytocin acts primarily on the breasts and uterus as well as myometrium, mammary tissue & ovary