SRS1217867 SAMN04359696 GSM1977397 S 9940 Ovis aries bioproject 306680 source_name Granulosa cell strain Hu Sheep tissue follicle age 3-4 years treatment stage luteal phase diet group nutrient-supplemented SRS1217868 SAMN04359697 GSM1977398 R 9940 Ovis aries bioproject 306680 source_name Granulosa cell strain Hu Sheep tissue follicle age 3-4 years treatment stage luteal phase diet group dietary restricted