Bottlenose dolphin pancreas and rat testis samples were processed as previously described (Gatta et al., 2014 (link)). The same blot membrane was stripped and re-probed against β-actin (A5060, Sigma, Sant Louis, MO, United States), used as internal marker. In the specific step, primary polyclonal antibody raised in rabbit against Nesf-1 (1:2000, Phoenix Pharmaceuticals, cat. No. H-003-24) was incubated ON at 4 °C. This was followed by incubation with the secondary goat anti-rabbit IgG (1:10000, Santa Cruz Biotechnology Inc., cat. No. sc-2004) for 1 h, RT.
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