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Structures of the laterocranial Fascia in the Upper- and Forearms of Domestic Mammals, including Differences in the Aponeuroses of the M. biceps brachii The laterocranial fascia of the upper arm and forearm, as well as aponeurotic relationships of the Musculus biceps brachii were investigated on each of ten forelimbs from horses, cattle and swine. Ten canine biceps were also investigated. Equine and bovine fascia contain elastic components. An as-yet undescribed ligament-like aponeuroses of the laterocranial forearm fascia to the Fossa radialis humeri was seen in all three species studied. The laterocraniale fascia of the upper and forearm form a common passage for the Musculi hrachialis et extensor carpi radialis. In the case of the horse, the ulnar aponeurotic tendon of the biceps muscle crosses below the Ligamentum collaterale cubiti medialis. In cattle, on the other hand, it runs between the two branches of the collateral ligament, to attach on the olecranon. This portion of the equine tendon protrudes into the joint. It has connective tissue character in young animals, but becomes fibrocartilaginous in older horses. The radial aponeuroses of the canine biceps exhibits two branches. A situation similar to that seen for the ulnar aponeuroses of the equine Musculus biceps brachii is observed on the inside surface of the porcine Ligamentum cubiti mediate, in which a wedge of connective tissue protrudes into the joint, taking on fibrocartilaginous character in older animals.  相似文献   
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Inhalt Das histochemische Verteilungsmuster einiger Oxidoreduktasen und Hydrolasen wurde in den akzessorischen Geschlechtsdrüsen geschlechtsreifer and kastrierter Eber untersucht. Von den nachgewiesenen Oxidoreduktasen zeigten die Succinatdehydrogenase, Isozitronensäuredehydrogenase, Glucose-6-phosphatdehydrogenase und Cytochromoxidase nach Kastration einen deutlichen Aktivitätsabfall. Hingegen war die Reaktionsstlirke beim Nachweis der Lactatdehydrogenase und β-Hydroxybuttersäuredehydrogenase in den akzessorischen Geschlechtsdrüsen von Kastraten and nicht kastrierten Ebern gleich. Mit Ausnahme der alkalischen Phosphatase, die in keinem der untersuchten Organe nachgewiesen werden konnte, war beim Nachweis aller untersuchten Hydrolasen (saure Phosphatase, Adenosintriphosphatase, Leucinaminopeptidase, unspezifische Esterase) in den akzessorischen Geschlechtsdrüsen des Ebers ein deutlicher Reaktionsausfall zu beobachten. In den untersuchten Organen kastrierter Tiere waren die Hydrolasenaktivitäten merklich geringer. Das Enzymprofil der akzessorischen Geschlechtsdrüsen des Ebers wurde mit dem anderer Haussäugetiere verglichen und die Androgenabhängigkeit dieser Enzyme kurz diskutiert. Contents Enzyme histochemistry of the accessory sex glands in mature and castrated boars. Enzyme-histochemical investigations on the male accessory sex glands of castrated and non castrated adult boars: The histochemical localization of some oxidoreductases and hydrolases was investigated in the accessory sex glands of castrated and non castrated adult boars. After castration succinate dehydrogenase, isocitrate dehydrogenase, glucose-6-phosphate dehydrogenase and cytochrome oxidase showed a marked loss of their activity, whereas no change in the activity of lactate dehydrogenase und β-hydroxybutyrate dehydrogenase could be observed. All hydrolases, except alkaline phosphatase, displayed a distinct activity in the male accessory sex glands of the boar. In castrated boars the activity of these hydrolases was markedly reduced. The function of these enzymes and the androgen dependency was briefly discussed.  相似文献   
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The histochemical patterns of distribution of six glycosidases were examined in the oviduct of mature hens (white Leghorn, Heysdorf — Nelson — Lohmann ). The significance of the glycosidases possibly forming an antibacterial protective mechanism is discussed.  相似文献   
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