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. Author manuscript; available in PMC: 2015 Jan 26.
Published in final edited form as: Science. 2014 Aug 14;345(6198):771–776. doi: 10.1126/science.1252723

Fig. 4. Relationship between testes volume and VTA fMRI signal in fathers in response to viewing pictures of their own children.

Fig. 4

(A) Structural MRI was used to estimate testicular volume in fathers. (B) VTA activation in fathers while viewing pictures of their own children is negatively correlated with testicular volume, controlling for both height and testosterone level. Adapted from (4).