Derek Duggan In vivo microleakage evaluation of two root-filling materials in teeth without a coronal seal (Under the direction of Dr. Martin Trope) Two carrier-based materials were compared to assess their resistance to coronal microleakage in a dog model when no coronal seal was present. Histologic evidence of inflammation and infection were the outcome parameters used. Experimental teeth wer...

Colonial medicine is a thriving field of study in the history of nineteenth- and twentieth-century medicine. Medicine can be used as a lens to view colonialism in action and as a way to critique colonialism. This article argues that key debates and ideas from that modern field can fruitfully be applied to the Middle Ages, especially for the early empires of Spain and Portugal (mid-fourteenth to...

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MAE WAN HO: My name is Mae Wan Ho. I obtained my Bachelor of Science degree in Biology in 1964, and my Ph. D. in Biochemistry in 1967 from Hong Kong University, and was Postdoctoral Fellow in Biochemical Genetics, in the University of California in San Diego from 1968 to 1972. During that time, I won a competitive Fellowship of the US National Genetics Foundation, which took me to London Univer...

to assess the effects of different final irrigants on the bond strength of bonded root filling materials, epiphany/resilon and epiphany self-etch (se)/resilon.the root canals of eighty single-rooted extracted human teeth were prepared. after the smear layer was removed using 17% edta, the samples were randomly divided into eight groups. in groups 1 and 2, no additional irrigant was used after e...