メラニン凝集 ぎょうしゅうホルモンであれば
meraningyōshūhorumondeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of メラニン凝集ホルモン

1. If it were melanin-concentrating hormone; If melanin-concentrating hormone were present

Ba Conditional
Biology