Product Research Guide
CJC No DAC Research Overview: Modified GRF(1-29) and GHRH Signaling
CJC No DAC is a common research-catalog name for a short-acting modified GRF(1-29) analogue without a drug-affinity complex. Research centers on GHRH-receptor and pituitary-response pathways.
Reviewed · August 18, 2026
GRF(1-29) as a Research Model
GRF(1-29) contains the amino-terminal portion of growth-hormone-releasing factor associated with biological activity. Laboratory studies have used pituitary-cell systems to compare receptor signaling and growth-hormone release across modified analogues.
What No DAC Means
In research catalogs, No DAC distinguishes the material from analogues designed with a drug-affinity complex for prolonged association with circulating proteins. The label alone does not establish identity or quality; analytical documentation remains essential.
Common Laboratory Endpoints
Controlled work may examine GHRH-receptor interaction, pituitary-cell response, growth-hormone pulse models, analogue stability, and downstream endocrine signaling. Results depend on the exact sequence, method, model, and sampling interval.