Abstract: A display frame for stacking or handling by children comprising of a shatter-resistant cover of transparent material, having a face and at least one side; a backing member of pliable material with at least one face comprising at least one groove dimensioned to fit the side(s) of the shatter-resistant cover. The display object is placed on the face of the backing member and the shatter-resistant cover is pushed onto the backing member with the groove of the backing member encasing the side(s) of the shatter-resistant cover. A method for framing is also included.

Abstract: The present invention provides antibodies which specifically bind early conception factor, which can be found in body fluids of animals including but not limited to the cow, cat, dog, horse, human, sheep, and pig. The invention provides methods for detecting conception or the absence of conception in an animal, the latter being recognized by the absence of early conception factor in a suitable body fluid collected from the animal. Apparati for detecting early conception factor in a body fluid from an animal comprising the antibodies which specifically bind early conception factor are also provided.