Early pregnancy in mammals requires complex and highly orchestrated cellular and
molecular interactions between specialized cells within the endometrium and the conceptus …

Ovarian folliculogenesis in mammals from the constitution of primordial follicles up to
ovulation is a reasonably well understood mechanism. Nevertheless, underlying …

Belclare and Cambridge are prolific sheep breeds, the origins of which involved selecting
ewes with exceptionally high litter size records from commercial flocks. The variation in …

Research conducted since 1980 in relation to inheritance patterns and DNA testing of major
genes for prolificacy has shown that major genes have the potential to significantly increase …

Three distinct mitochondrial maternal lineages (haplotype Groups A, B, and C) have been
found in the domestic sheep. Group B has been observed primarily in European domestic …

Some sheep breeds are naturally prolific, and they are very informative for the studies of
reproductive genetics and physiology. Major genes increasing litter size (LS) and ovulation …

Genetic mutations with major effects on ovulation rate and litter size in sheep were recently
identified in three genes belonging to the TGFβ superfamily pathway: the bone …

Abstract The Small Tailed Han is a prolific local sheep breed in China. The bone
morphogenetic protein receptor IB (BMPR-IB) gene, which affects the fecundity of Booroola …

Twenty-one of the world's prolific sheep breeds and strains were tested for the presence of
the FecB mutation of BMPR1B and the FecXI mutation of BMP15. The breeds studied were …

Since 1980 there has been increasing interest in the identification and utilisation of major
genes for prolificacy in sheep. Mutations that increase ovulation rate have been discovered …