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Items: 1 to 20 of 156

1.

Metabolic changes in summer active and anuric hibernating free-ranging brown bears (Ursus arctos).

Stenvinkel P, Fröbert O, Anderstam B, Palm F, Eriksson M, Bragfors-Helin AC, Qureshi AR, Larsson T, Friebe A, Zedrosser A, Josefsson J, Svensson M, Sahdo B, Bankir L, Johnson RJ.

PLoS One. 2013 Sep 9;8(9):e72934. doi: 10.1371/journal.pone.0072934. eCollection 2013.

2.

Vitamin D status and bone and connective tissue turnover in brown bears (Ursus arctos) during hibernation and the active state.

Vestergaard P, Støen OG, Swenson JE, Mosekilde L, Heickendorff L, Fröbert O.

PLoS One. 2011;6(6):e21483. doi: 10.1371/journal.pone.0021483. Epub 2011 Jun 23.

3.

Investigating the mechanism for maintaining eucalcemia despite immobility and anuria in the hibernating American black bear (Ursus americanus).

Seger RL, Cross RA, Rosen CJ, Causey RC, Gundberg CM, Carpenter TO, Chen TC, Halteman WA, Holick MF, Jakubas WJ, Keisler DH, Seger RM, Servello FA.

Bone. 2011 Dec;49(6):1205-12. doi: 10.1016/j.bone.2011.08.017. Epub 2011 Aug 26.

PMID:
21893223
4.

Lactation during hibernation in wild black bears: effects on plasma amino acids and nitrogen metabolites.

Wright PA, Obbard ME, Battersby BJ, Felskie AK, LeBlanc PJ, Ballantyne JS.

Physiol Biochem Zool. 1999 Sep-Oct;72(5):597-604.

PMID:
10521327
5.

Parathyroid hormone may maintain bone formation in hibernating black bears (Ursus americanus) to prevent disuse osteoporosis.

Donahue SW, Galley SA, Vaughan MR, Patterson-Buckendahl P, Demers LM, Vance JL, McGee ME.

J Exp Biol. 2006 May;209(Pt 9):1630-8.

6.

Decrease in the red cell cofactor 2,3-diphosphoglycerate increases hemoglobin oxygen affinity in the hibernating brown bear Ursus arctos.

Revsbech IG, Malte H, Fröbert O, Evans A, Blanc S, Josefsson J, Fago A.

Am J Physiol Regul Integr Comp Physiol. 2013 Jan 1;304(1):R43-9. doi: 10.1152/ajpregu.00440.2012. Epub 2012 Nov 21.

7.

Winter blood values of selected parameters in a group of non-hibernating captive brown bears (Ursus arctos).

Sergiel A, Bednarski M, Maślak R, Piasecki T, Huber D.

Pol J Vet Sci. 2015;18(4):885-8. doi: 10.1515/pjvs-2015-0116.

PMID:
26812835
8.

Hydrogen sulfide and nitric oxide metabolites in the blood of free-ranging brown bears and their potential roles in hibernation.

Revsbech IG, Shen X, Chakravarti R, Jensen FB, Thiel B, Evans AL, Kindberg J, Fröbert O, Stuehr DJ, Kevil CG, Fago A.

Free Radic Biol Med. 2014 Aug;73:349-57. doi: 10.1016/j.freeradbiomed.2014.05.025. Epub 2014 Jun 5.

9.

Liver and kidney structure and iron content in romanian brown bears (Ursus arctos) before and after hibernation.

Prunescu C, Serban-Parau N, Brock JH, Vaughan DM, Prunescu P.

Comp Biochem Physiol A Mol Integr Physiol. 2003 Jan;134(1):21-6.

PMID:
12507603
10.

The Gut Microbiota Modulates Energy Metabolism in the Hibernating Brown Bear Ursus arctos.

Sommer F, Ståhlman M, Ilkayeva O, Arnemo JM, Kindberg J, Josefsson J, Newgard CB, Fröbert O, Bäckhed F.

Cell Rep. 2016 Feb 23;14(7):1655-61. doi: 10.1016/j.celrep.2016.01.026. Epub 2016 Feb 4.

11.

Low cardiac output as physiological phenomenon in hibernating, free-ranging Scandinavian brown bears (Ursus arctos) - an observational study.

Jørgensen PG, Arnemo J, Swenson JE, Jensen JS, Galatius S, Frøbert O.

Cardiovasc Ultrasound. 2014 Sep 16;12:36. doi: 10.1186/1476-7120-12-36.

12.

Suppressed bone remodeling in black bears conserves energy and bone mass during hibernation.

McGee-Lawrence M, Buckendahl P, Carpenter C, Henriksen K, Vaughan M, Donahue S.

J Exp Biol. 2015 Jul;218(Pt 13):2067-74. doi: 10.1242/jeb.120725.

13.

Seasonal variation in haematological and biochemical variables in free-ranging subadult brown bears (Ursus arctos) in Sweden.

Græsli AR, Evans AL, Fahlman Å, Bertelsen MF, Blanc S, Arnemo JM.

BMC Vet Res. 2015 Dec 8;11:301. doi: 10.1186/s12917-015-0615-2.

14.

Brown bears (Ursus arctos) seem resistant to atherosclerosis despite highly elevated plasma lipids during hibernation and active state.

Arinell K, Sahdo B, Evans AL, Arnemo JM, Baandrup U, Fröbert O.

Clin Transl Sci. 2012 Jun;5(3):269-72. doi: 10.1111/j.1752-8062.2011.00370.x. Epub 2012 Jan 10.

PMID:
22686205
15.

Seasonal regulation of the growth hormone-insulin-like growth factor-I axis in the American black bear (Ursus americanus).

Blumenthal S, Morgan-Boyd R, Nelson R, Garshelis DL, Turyk ME, Unterman T.

Am J Physiol Endocrinol Metab. 2011 Oct;301(4):E628-36. doi: 10.1152/ajpendo.00082.2011. Epub 2011 Jul 5.

16.

Hibernating black bears (Ursus americanus) experience skeletal muscle protein balance during winter anorexia.

Lohuis TD, Harlow HJ, Beck TD.

Comp Biochem Physiol B Biochem Mol Biol. 2007 May;147(1):20-8. Epub 2007 Jan 30.

PMID:
17307375
17.

Cardiac function adaptations in hibernating grizzly bears (Ursus arctos horribilis).

Nelson OL, Robbins CT.

J Comp Physiol B. 2010 Mar;180(3):465-73. doi: 10.1007/s00360-009-0421-x. Epub 2009 Nov 26.

PMID:
19940994
18.

Pronounced expression of the lipolytic inhibitor G0/G1 Switch Gene 2 (G0S2) in adipose tissue from brown bears (Ursus arctos) prior to hibernation.

Jessen N, Nielsen TS, Vendelbo MH, Viggers R, Støen OG, Evans A, Frøbert O.

Physiol Rep. 2016 Apr;4(8). pii: e12781. doi: 10.14814/phy2.12781.

19.

Minimal seasonal alterations in the skeletal muscle of captive brown bears.

Hershey JD, Robbins CT, Nelson OL, Lin DC.

Physiol Biochem Zool. 2008 Mar-Apr;81(2):138-47. doi: 10.1086/524391.

PMID:
18173360
20.

Polar bears (Ursus maritimus), the most evolutionary advanced hibernators, avoid significant bone loss during hibernation.

Lennox AR, Goodship AE.

Comp Biochem Physiol A Mol Integr Physiol. 2008 Feb;149(2):203-8. doi: 10.1016/j.cbpa.2007.11.012.

PMID:
18249018

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