While singly-housed animals may experience stress that impacts metabolism, body weight, and adiposity 65,66,67,68,69 , the singly-housed animals in this study were treated identically (to the best of the experimenters ability) to minimize and equalize stress across all animals and reduce confounding variables
doi:10.1056/NEJMoa2502081 Davies MJ, Bajaj HS, Broholm C, et al
Molecules, 2014
Semax (BDNF/TrkB pathway, neuroplasticity) and the Selank (GABAergic pathway, anxiolysis) act through non-competitive and complementary mechanisms
It could also potentially create a new policy with additional limits on the scope of enforcement discretion
The needle is inserted at a 45-degree angle, just below the skin, as opposed to deep into a muscle