Most mutations that compromise meiotic recombination or synapsis in mouse spermatocytes result in arrest and apoptosis at the pachytene stage of the first meiotic prophase. Two main mechanisms are thought to trigger arrest: one independent of the double-strand breaks (DSBs) that initiate meiotic recombination. and another activated by persistent recombination intermediates. Mechanisms... https://halohealthcarers.shop/product-category/arm-sleeves/