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Bone morphogenetic proteins (BMPs) expression in the femoral heads of patients with avascular necrosis
(2013)Avascular necrosis (AVN) is a disorder of the bone repair process which usually results in femoral head (FH) destruction. Bone morphogenetic proteins (BMPs) are the key proteins regulating bone remodelling and healing. ... -
Effects of dietary vitamin A intake on acrosin- and plasminogen-activator activity of ram spermatozoa
(2005)Acrosin and plasminogen activators are proteolytic enzymes of ram spermatozoa that play an essential role in the induction of the acrosome reaction, as well as the binding of spermatozoa to the oocyte and their penetration ...