[Objectives]Dongxiang blue-shelled-egg chickens were used as the experiment object to explore the difference of ovary and follicle between high-and low-laying hens from morphology and molecular level,and provide theoretical basis for further study of genes involved in the regulatory mechanism of follicle development and follicle-microenvironment. [Methods]Ten high-laying hens and10 low-laying hens were chosen as samples,venous blood were collected to determine the amounts of hormones. Ovary tissues were col...
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