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Effect of diurnal rhythm on breast milk endocannabinoid concentrations. (A). Milk samples were collected over a 24-h period and divided into day samples (6 am–10 pm) and night samples (11 pm–5 am) and analyzed for 2-AG concentrations. (B). Analysis was performed for each of the 3 BMI weight groups. Diurnal time points (day vs. night) for each weight group was analyzed using a paired Student’s t test with * p ≤ 0.05 being statistically significant.
