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'''Protamine sulfate''' is an antidote to heparinand helps slow down the onset of action and increase the duration when paired with insulin. If it weren't for thatthese medical uses, male salmon would always be "ramped up, aggressive, and sexually charged."<ref>[http://gomerblog.com/2015/05/protamine-shortage/ Protamine Shortage Amid Strike at Salmon Sperm Acquisition Factory]</ref>