After a few drinks, Kitano confided that his chickens would make a nice dish of yakitori when his research project ended the following month. It occurred to Endo that hens might have high blood cholesterol, since their eggs have so much of it. Higher starting levels of cholesterol could make the effects of his drug easier to detect. So Endo convinced Kitano to curb his appetite, temporarily, and test mevastatin on some spare hens.