Life Lines by Dr. Dolittle

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Tag Archive for ‘dogs’

Dogs may facilitate spread of Rocky Mountain Spotted Fever

Alec Oliva, a graduate student at Midwestern University – Glendale campus, presented research examining the spread of Rocky Mountain Spotted Fever (RMSF) at the 2019 Arizona Physiological Society conference this past weekend. With a mortality rate as much as 80% without treatment, the spread of this disease is quite concerning. Ticks are vectors for theĀ Rickettsia rickettsii bacteria responsible for causing RMSF. Dogs are notoriously at risk for acquiring tick infestations […]

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Dogs can sniff out epileptic seizures

A new study published by researchers at the University of Rennes in France shows that epileptic seizures produce a distinct body odor profile that can be detected by dogs, opening up the possibility of training the animals to predict (and warn their owners about) these types of seizures. Sources: Video: YouTube Catala A, Grandgeorge M, Schaff J-L, Cousillas H, Hausberger M, Cattet J. Dogs demonstrate the existence of an epileptic […]

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Longevity of dogs

Dogs are weird when it comes to predicting longevity based on body size. For many species, small body size means higher metabolic rate and shorter lifespan. For dogs, smaller body size = longer lifespan. Dr. Ana Jimenez (Colgate University) presented research at the Comparative Physiology meeting this weekend showing that larger dogs do indeed develop more DNA damage with aging than smaller dogs.

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