A parietal cell antibody test may be used along with or following an intrinsic factor antibody test to help determine the cause of a vitamin B12 deficiency and to help confirm a diagnosis of pernicious anemia.
1 Place leg of lamb on a rack in a roasting pan. 2  Preheat oven to 325 degrees and bake leg of lamb uncovered for 30 minutes per pound or until internal temperature reaches 120 to 130 degrees at the thickest point. Preheat oven to 325 degrees and bake leg of lamb uncovered for 30 minutes per pound or until internal temperature reaches 120 to 130 degrees at the thickest point.
Most often, lamb is roasted at 350â375Â°F until medium-rare or an internal temperature of 130â140Â°F, but slow roasting also creates a rich flavor and melt-in-your-mouth texture. Place in an oven at 250â300Â°F in a pan of flavorsome liquid and cook for 3â4 hours. Roasting is also great for rack of lamb, especially when you add a crustâjust cook on a high heat (375â425Â°F) for 13â15 minutes or until browned. You could also sear first to help seal in the juices and create a crisper crust.