Development 126 , 23092325 (1999)
Claudianos C, Ranson H, Johnson RM, Biswas S, Schuler MA, Berenbaum MR
Each product amplifies the next
(3) This may involve the activation of an intracellular messenger called cyclic AMP (cAMP) and the kinase PKA (protein kinase A), which together may switch on the cellular machinery that moves growth-hormonecontaining vesicles to the membrane for release
The mechanisms by which IGF-I reverses and/or prevents microvascular rarefaction and improves tissue blood supply are likely multifaceted, and may involve, among others: 1) Apoptosis, since IGF-I inhibits oxidative stress-induced apoptosis by preserving the functional integrity of the mitochondria[56, 290]
This suggests that other herbal constituents in the compound formulation may markedly influence the absorption of senkyunolide I, potentially by enhancing its dissolution, inhibiting intestinal metabolism, or modulating transport protein activity (106)