Fig. 4: Whole ovarian tissue steroidogenic gene expression was not altered by spaceflight.

Histograms depict relative fold change (ΔΔCt method) for a Star, b Cyp11a1, c Hsd3b1, d Cyp17a1, e Cyp19a1, and f Nr5a2 following normalization to 18S; n = 8–10/treatment group; 10BL, 10VC, 8HC, 10FL). a,bMeans ± SEM with different superscripts are significantly different (p ≤ 0.05).