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Disorientation and vertigo, which develops in divers during descent, is objectively demonstrated with dysbaric electronystagmographic tracings. Middle ear barotrauma of descent is verified as a valid ...
Descent of the testes is a complex event mediated by hormonal and mechanical factors. At present we hypothesize that testicular descent occurs as the result of the secretion of descendin from a no...
Human chorionic gonadotropin but not the calcitonin gene-related peptide induces postnatal testicular descent in mice
Cryptorchidism mechanisms androgens paracnne factors gonadotropins testes
2009/2/13
The androgen-regulated paracrine factor, calcitonin gene-related peptide (CGRP), has been proposed as a possible mediator of testicular descent. This peptide has been found to increase rhythmic co...
Comparison of Linear Cephalometric Dimensions in Americans of European Descent（Ann Arbor, Cleveland, Philadelphia）and Americans of African Descent（Nashville）
Radiographic enlargement Cephalometry Ethnic differences
2008/12/26
Eleven dimensions, extracted from four commercially available cephalometric atlases were compared. Three populations were American of European descent and one was American of African descent. The ...
The Dentition and Occlusal Development in Children of African American Descent
African American Primary dentition Arch length Arch perimeter Arch width Interdental space
2008/11/5
Objective: The objectives of this study were to (1) determine normative dental arch dimensions (arch length [AL], arch width [AW], arch perimeter [AP], and amount of interdental space [IDS]) in the pr...