sentences:  These mice are also lean and resistant to diet-induced obesity, consequently generating interest in DGAT1 inhibitors for the treatment of obesity.However, these mice also fail to lactate, showing a complete lack of milk production due to their inability to produce milk lipid droplets.In contrast, DGAT2−/− mice have reduced triglyceride levels but are lipopenic, suffer from skin barrier abnormalities (including the inability to retain moisture), and die shortly after birth.