M
Mark Walker
Researcher at University of Ottawa
Publications - 690
Citations - 63950
Mark Walker is an academic researcher from University of Ottawa. The author has contributed to research in topics: Population & Pregnancy. The author has an hindex of 97, co-authored 622 publications receiving 58554 citations. Previous affiliations of Mark Walker include Newcastle University & Queen's University.
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Correlation between self-reported smoking status and serum cotinine during pregnancy.
TL;DR: It is demonstrated that self-reported smoking exposure during pregnancy is highly accurate and the high correlation coefficient suggests that this is a robust surrogate for cotinine levels.
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Expanded natural product diversity revealed by analysis of lanthipeptide-like gene clusters in Actinobacteria
TL;DR: This analysis suggests that lanthipeptide biosynthetic pathways, and by extrapolation the natural products themselves, are much more diverse than currently appreciated and contain many different posttranslational modifications.
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Neonatal mortality in second twin according to cause of death, gestational age, and mode of delivery.
TL;DR: The risk of neonatal deaths, especially for term infants with asphyxia-related deaths, is increased for the second twins who are delivered by cesarean delivery after vaginal delivery of the first twins.
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Umbilical cord blood levels of perfluoroalkyl acids and polybrominated flame retardants
Tye E. Arbuckle,Cariton Kubwabo,Mark Walker,Karelyn Davis,Kaela Lalonde,Ivana Kosarac,Shi Wu Wen,Douglas L. Arnold +7 more
TL;DR: The final multiple regression models indicated that lower gravida, term gestational age, smoking during pregnancy and vaginal delivery were significantly associated with higher levels of PFOS, and a vaginal delivery was significantlyassociated with higher PFOA, while weak associations were found with lower Gravida and birth weight less than 2500 g.
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Decreased insulin responsiveness of glucose uptake in cultured human skeletal muscle cells from insulin-resistant nondiabetic relatives of type 2 diabetic families.
Sandra Jackson,Stephanie M. Bagstaff,Stephen Lynn,Stephen J. Yeaman,Douglass M. Turnbull,Mark Walker +5 more
TL;DR: It is concluded that the persistence of impaired insulin responsiveness in some of the relative cultures supports the role of inherited factors in the insulin resistance of type 2 diabetes and that the association with increased basal glucose uptake suggests that the 2 abnormalities may be linked.