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PROF. HEIKO T. JANSEN, PhD

Greetings and welcome to our lab webpage!  Here you'll find information related to our research, publications, media links, and details regarding our ongoing projects. Come on in and meet our group and our bears!

International Bear Association Conference
POSTPONED
Kalispell, Montana, USA
International Hibernation Symposium
POSTPONED
Groningen, the Netherlands

UPCOMING EVENTS

RECENT ARTICLES

2021

Jansen HT, Evans Hutzenbiler BD, Hapner HR, McPhee ML, Carnahan T, Kelley JL, Saxton M, Robbins CT. Can offsetting the energetic cost of hibernation restore an active season phenotype in grizzly bears (Ursus arctos horribilis). J. Exp. Biol. (IN PRESS).

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Cattet M, Janz DM, Kapronczai L, Erlenbach J, Jansen HT, Nelson OL, Robbins CT, Stenhouse GB. Cortisol levels in blood and hair of unanesthetized grizzly bears (Ursus arctos) following intravenous cosyntropin injection. Vet Med Sci. 2021: 00:1-7.

2020

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Vella, CA, Nelson OL, Jansen HT, Robbins CT, Jensen AE, Constantinescu S, Abbott MJ, Turcotte LP. Regulation of metabolism during hibernation in brown bears (Ursus arctos): involvement of cortisol, PGC-1α and AMPK in adipose tissue and skeletal muscle. Comp. Biochem. Physiol., Part A. 2020;240:110591.

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Ware JV, Rode KA, Robbins CT, Leise T, Weil CR, Jansen HT. The clock continues ticking: circadian rhythmicity of free ranging polar bears. J. Biol. Rhythms. 2020; 35(2):180-194.

2019

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Jansen HT, Trojahn S, Saxton MW, Quackenbush CR, Evans Hutzenbiler BD, Nelson OL, Cornejo OE, Robbins CT, Kelley JL. Hibernation induces widespread transcriptional remodeling in metabolic tissues of the grizzly bear. Communications Biology. 2019;2:336. https://www.nature.com/articles/s42003-019-0574-4