Duarte-Zambrano F, Barrero JA, Mockus I (2023) Cerebrospinal fluid levels of hypothalamicpituitary-adrenal axis hormones in MCI and dementia due to Alzheimers disease: a systematic review
10.1016/0076-6879(90)86124-e Methods Enzymol
Immune-to-brain signaling: how important are the bloodbrain barrier-independent pathways
It occurs endogenously in humans, where it has been identified in the hypothalamus, the limbic system, the pituitary, and even the gastrointestinal tract
B12 injections are the standard NHS treatment for proven vitamin B12 deficiency, not a routine wellness boost
The underlying mechanism(s) linking reduced IGF-1 signaling to improved mammalian lifespan is thought to involve improved stress defenses and lower risk for proliferative diseases 9,10,11 , though the reason for sex differences in this response remains unresolved