highly significantP < 0.001
∗ P < 0.05 indicates a significant difference, ∗∗ P < 0.01 indicates a highly significant difference, ∗∗∗ P < 0.001 indicates an extremely significant difference, and NS represents no significant difference. 3 Results 3.1 1700008K24Rik is a pachytene-specific lncRNA dynamically regulated during spermatogenesis We first characterized the genomic features of 1700008K24Rik .