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Items: 1 to 50 of 77

1.

Implicit time-place conditioning alters Per2 mRNA expression selectively in striatum without shifting its circadian clocks.

Shrestha TC, Šuchmanová K, Houdek P, Sumová A, Ralph MR.

Sci Rep. 2018 Oct 19;8(1):15547. doi: 10.1038/s41598-018-33637-y.

2.

Circadian system responses to nocturnal and diurnal hosts in the kissing bug, Triatoma infestans.

Lopez PM, Abrahan LB, Ralph MR, Valentinuzzi VS.

Chronobiol Int. 2018 Sep;35(10):1402-1412. doi: 10.1080/07420528.2018.1486851. Epub 2018 Jun 22.

PMID:
29932744
3.

Cytosine modifications exhibit circadian oscillations that are involved in epigenetic diversity and aging.

Oh G, Ebrahimi S, Carlucci M, Zhang A, Nair A, Groot DE, Labrie V, Jia P, Oh ES, Jeremian RH, Susic M, Shrestha TC, Ralph MR, Gordevičius J, Koncevičius K, Petronis A.

Nat Commun. 2018 Feb 13;9(1):644. doi: 10.1038/s41467-018-03073-7.

4.

Circadian Disruptions in the Myshkin Mouse Model of Mania Are Independent of Deficits in Suprachiasmatic Molecular Clock Function.

Timothy JWS, Klas N, Sanghani HR, Al-Mansouri T, Hughes ATL, Kirshenbaum GS, Brienza V, Belle MDC, Ralph MR, Clapcote SJ, Piggins HD.

Biol Psychiatry. 2018 Dec 1;84(11):827-837. doi: 10.1016/j.biopsych.2017.04.018. Epub 2017 May 20.

5.

Chronobiological factors for compassion satisfaction and fatigue among ambulatory oncology caregivers.

Bellicoso D, Trudeau M, Fitch MI, Ralph MR.

Chronobiol Int. 2017;34(6):808-818. doi: 10.1080/07420528.2017.1314301. Epub 2017 Apr 21.

PMID:
28430534
6.

Dopamine dependent setting of a circadian oscillator underlying the memory for time of day.

Cain SW, Rawashdeh OA, Siu M, Kim SC, Ralph MR.

Neurobiol Learn Mem. 2017 May;141:78-83. doi: 10.1016/j.nlm.2017.03.015. Epub 2017 Mar 30.

PMID:
28366864
7.

Retention of a 24-hour time memory in Syrian hamsters carrying the 20-hour short circadian period mutation in casein kinase-1ε (ck1εtau/tau).

Cain SW, Yoon J, Shrestha TC, Ralph MR.

Neurobiol Learn Mem. 2014 Oct;114:171-7. doi: 10.1016/j.nlm.2014.06.004. Epub 2014 Jun 14.

PMID:
24933476
8.

Suprachiasmatic vasopressin and the circadian regulation of voluntary locomotor behavior.

Cormier HC, Della-Maggiore V, Karatsoreos IN, Koletar MM, Ralph MR.

Eur J Neurosci. 2015 Jan;41(1):79-88. doi: 10.1111/ejn.12637. Epub 2014 Jun 4.

PMID:
24893679
9.

Circadian entrainment by light and host in the Chagas disease vector, Triatoma infestans.

Valentinuzzi VS, Amelotti I, Gorla DE, Catalá SS, Ralph MR.

Chronobiol Int. 2014 Mar;31(2):265-75. doi: 10.3109/07420528.2013.846352. Epub 2013 Oct 24.

PMID:
24156522
10.

Memory for time of day (time memory) is encoded by a circadian oscillator and is distinct from other context memories.

Ralph MR, Sam K, Rawashdeh OA, Cain SW, Ko CH.

Chronobiol Int. 2013 May;30(4):540-7. doi: 10.3109/07420528.2012.754449. Epub 2013 Feb 21.

PMID:
23428333
11.

Genetic suppression of agrin reduces mania-like behavior in Na+ , K+ -ATPase α3 mutant mice.

Kirshenbaum GS, Clapcote SJ, Petersen J, Vilsen B, Ralph MR, Roder JC.

Genes Brain Behav. 2012 Jun;11(4):436-43. doi: 10.1111/j.1601-183X.2012.00800.x. Epub 2012 May 11.

12.

Circadian modulation of passive avoidance is not eliminated in arrhythmic hamsters with suprachiasmatic nucleus lesions.

Cain SW, Chalmers JA, Ralph MR.

Behav Brain Res. 2012 Apr 21;230(1):288-90. doi: 10.1016/j.bbr.2012.02.022. Epub 2012 Feb 17.

PMID:
22366268
13.

Mania-like behavior induced by genetic dysfunction of the neuron-specific Na+,K+-ATPase α3 sodium pump.

Kirshenbaum GS, Clapcote SJ, Duffy S, Burgess CR, Petersen J, Jarowek KJ, Yücel YH, Cortez MA, Snead OC 3rd, Vilsen B, Peever JH, Ralph MR, Roder JC.

Proc Natl Acad Sci U S A. 2011 Nov 1;108(44):18144-9. doi: 10.1073/pnas.1108416108. Epub 2011 Oct 24. Erratum in: Proc Natl Acad Sci U S A. 2012 Feb 7;109(6):2174.

14.

Loss of dexras1 alters nonphotic circadian phase shifts and reveals a role for the intergeniculate leaflet (IGL) in gene-targeted mice.

Koletar MM, Cheng HY, Penninger JM, Ralph MR.

Chronobiol Int. 2011 Aug;28(7):553-62. doi: 10.3109/07420528.2011.592235. Epub 2011 Aug 11.

PMID:
21834641
15.

Emergence of noise-induced oscillations in the central circadian pacemaker.

Ko CH, Yamada YR, Welsh DK, Buhr ED, Liu AC, Zhang EE, Ralph MR, Kay SA, Forger DB, Takahashi JS.

PLoS Biol. 2010 Oct 12;8(10):e1000513. doi: 10.1371/journal.pbio.1000513. Erratum in: PLoS Biol. 2010;8(10) doi: 10.1371/annotation/45e0bb8b-69bd-4ba0-bb9e-6641bce10fc6..

16.

Casein kinase-1-epsilon (CK1epsilon) and circadian photic responses in hamsters.

Agostino PV, Harrington ME, Ralph MR, Golombek DA.

Chronobiol Int. 2009 Jan;26(1):126-33. doi: 10.1080/07420520802675177.

PMID:
19142762
17.

Circadian pattern of wheel-running activity of a South American subterranean rodent (Ctenomys cf knightii).

Valentinuzzi VS, Oda GA, Araujo JF, Ralph MR.

Chronobiol Int. 2009 Jan;26(1):14-27. doi: 10.1080/07420520802686331.

PMID:
19142755
18.

Circadian modulation of conditioned place avoidance in hamsters does not require the suprachiasmatic nucleus.

Cain SW, Ralph MR.

Neurobiol Learn Mem. 2009 Jan;91(1):81-4. doi: 10.1016/j.nlm.2008.10.005. Epub 2008 Nov 28.

PMID:
19013252
19.

Vascular circadian rhythms in a mouse vascular smooth muscle cell line (Movas-1).

Chalmers JA, Martino TA, Tata N, Ralph MR, Sole MJ, Belsham DD.

Am J Physiol Regul Integr Comp Physiol. 2008 Nov;295(5):R1529-38. doi: 10.1152/ajpregu.90572.2008. Epub 2008 Sep 3.

20.

Immunosuppressant calcineurin inhibitors phase shift circadian rhythms and inhibit circadian responses to light.

Katz ME, Simonetta SH, Ralph MR, Golombek DA.

Pharmacol Biochem Behav. 2008 Oct;90(4):763-8. doi: 10.1016/j.pbb.2008.05.017.

PMID:
18590756
21.

Circadian rhythm disorganization produces profound cardiovascular and renal disease in hamsters.

Martino TA, Oudit GY, Herzenberg AM, Tata N, Koletar MM, Kabir GM, Belsham DD, Backx PH, Ralph MR, Sole MJ.

Am J Physiol Regul Integr Comp Physiol. 2008 May;294(5):R1675-83. doi: 10.1152/ajpregu.00829.2007. Epub 2008 Feb 13. Erratum in: Am J Physiol Regul Integr Comp Physiol. 2008 Jul; 295(1): R369.

22.

Carbachol injections into the intergeniculate leaflet induce nonphotic phase shifts.

Cain SW, Verwey M, Szybowska M, Ralph MR, Yeomans JS.

Brain Res. 2007 Oct 26;1177:59-65. Epub 2007 Aug 9.

PMID:
17920045
23.

Time stamp in conditioned place avoidance can be set to different circadian phases.

Cain SW, McDonald RJ, Ralph MR.

Neurobiol Learn Mem. 2008 May;89(4):591-4. Epub 2007 Oct 1.

PMID:
17905603
24.

Memory for time of training modulates performance on a place conditioning task in marmosets.

Valentinuzzi VS, Neto SP, Carneiro BT, Santana KS, Araújo JF, Ralph MR.

Neurobiol Learn Mem. 2008 May;89(4):604-7. Epub 2007 Sep 29.

PMID:
17904878
25.
26.

Disturbed diurnal rhythm alters gene expression and exacerbates cardiovascular disease with rescue by resynchronization.

Martino TA, Tata N, Belsham DD, Chalmers J, Straume M, Lee P, Pribiag H, Khaper N, Liu PP, Dawood F, Backx PH, Ralph MR, Sole MJ.

Hypertension. 2007 May;49(5):1104-13. Epub 2007 Mar 5.

PMID:
17339537
27.

The molecular gatekeeper Dexras1 sculpts the photic responsiveness of the mammalian circadian clock.

Cheng HY, Dziema H, Papp J, Mathur DP, Koletar M, Ralph MR, Penninger JM, Obrietan K.

J Neurosci. 2006 Dec 13;26(50):12984-95.

28.

Nerve growth factor-induced circadian phase shifts and MAP kinase activation in the hamster suprachiasmatic nuclei.

Pizzio GA, Hainich EC, Plano SA, Ralph MR, Golombek DA.

Eur J Neurosci. 2005 Aug;22(3):665-71.

PMID:
16101748
29.

Dexras1 potentiates photic and suppresses nonphotic responses of the circadian clock.

Cheng HY, Obrietan K, Cain SW, Lee BY, Agostino PV, Joza NA, Harrington ME, Ralph MR, Penninger JM.

Neuron. 2004 Sep 2;43(5):715-28.

30.

Blunted cortisol rhythm is associated with learning impairment in aged hamsters.

Cain SW, Karatsoreos I, Gautam N, Konar Y, Funk D, McDonald RJ, Ralph MR.

Physiol Behav. 2004 Sep 15;82(2-3):339-44.

PMID:
15276797
31.

Time of day modulation of conditioned place preference in rats depends on the strain of rat used.

Cain SW, Ko CH, Chalmers JA, Ralph MR.

Neurobiol Learn Mem. 2004 May;81(3):217-20.

PMID:
15082023
32.

Circadian modulation of performance on an aversion-based place learning task in hamsters.

Cain SW, Chou T, Ralph MR.

Behav Brain Res. 2004 Apr 2;150(1-2):201-5.

PMID:
15033293
33.

Neural stem cells show bidirectional experience-dependent plasticity in the perinatal mammalian brain.

Kippin TE, Cain SW, Masum Z, Ralph MR.

J Neurosci. 2004 Mar 17;24(11):2832-6.

34.

Reward and aversive stimuli produce similar nonphotic phase shifts.

Cain SW, Verwey M, Hood S, Leknickas P, Karatsoreos I, Yeomans JS, Ralph MR.

Behav Neurosci. 2004 Feb;118(1):131-7.

PMID:
14979789
35.

The significance of circadian phase for performance on a reward-based learning task in hamsters.

Ralph MR, Ko CH, Antoniadis EA, Seco P, Irani F, Presta C, McDonald RJ.

Behav Brain Res. 2002 Oct 17;136(1):179-84.

PMID:
12385803
36.

Senescence, sleep, and circadian rhythms.

Pandi-Perumal SR, Seils LK, Kayumov L, Ralph MR, Lowe A, Moller H, Swaab DF.

Ageing Res Rev. 2002 Jun;1(3):559-604. Review.

PMID:
12067601
37.

Circadian phase-shifted rats show normal acquisition but impaired long-term retention of place information in the water task.

Devan BD, Goad EH, Petri HL, Antoniadis EA, Hong NS, Ko CH, Leblanc L, Lebovic SS, Lo Q, Ralph MR, McDonald RJ.

Neurobiol Learn Mem. 2001 Jan;75(1):51-62.

PMID:
11124046
38.

Circadian rhythms, aging and memory.

Antoniadis EA, Ko CH, Ralph MR, McDonald RJ.

Behav Brain Res. 2000 Sep;114(1-2):221-33.

PMID:
10996063
39.

Circadian rhythms, aging and memory.

Antoniadis EA, Ko CH, Ralph MR, McDonald RJ.

Behav Brain Res. 2000 Jun 15;111(1-2):25-37. Corrected and republished in: Behav Brain Res. 2000 Sep;114(1-2):221-33.

PMID:
10840129
40.

Positional syntenic cloning and functional characterization of the mammalian circadian mutation tau.

Lowrey PL, Shimomura K, Antoch MP, Yamazaki S, Zemenides PD, Ralph MR, Menaker M, Takahashi JS.

Science. 2000 Apr 21;288(5465):483-92.

41.

The effect of amphetamine on locomotion depends on the motor device utilized. The open field vs. the running wheel.

Della Maggiore V, Ralph MR.

Pharmacol Biochem Behav. 2000 Apr;65(4):585-90.

PMID:
10764910
42.

Brain-stimulation reward thresholds raised by an antisense oligonucleotide for the M5 muscarinic receptor infused near dopamine cells.

Yeomans JS, Takeuchi J, Baptista M, Flynn DD, Lepik K, Nobrega J, Fulton J, Ralph MR.

J Neurosci. 2000 Dec 1;20(23):8861-7.

43.

Retinal GABA(A) receptors participate in the regulation of circadian responses to light.

Della Maggiore V, Ralph MR.

J Biol Rhythms. 1999 Feb;14(1):47-53.

PMID:
10036992
44.
45.

The significance of circadian organization for longevity in the golden hamster.

Hurd MW, Ralph MR.

J Biol Rhythms. 1998 Oct;13(5):430-6.

PMID:
9783234
46.

Regulation of circadian photic responses by nitric oxide.

Melo L, Golombek DA, Ralph MR.

J Biol Rhythms. 1997 Aug;12(4):319-26.

PMID:
9438880
47.

cGMP-dependent protein kinase inhibitors block light-induced phase advances of circadian rhythms in vivo.

Mathur A, Golombek DA, Ralph MR.

Am J Physiol. 1996 May;270(5 Pt 2):R1031-6.

PMID:
8928902
48.

The circadian system of c-fos deficient mice.

Honrado GI, Johnson RS, Golombek DA, Spiegelman BM, Papaioannou VE, Ralph MR.

J Comp Physiol A. 1996 Apr;178(4):563-70.

PMID:
8847666
49.

Regulation and integration in the mammalian circadian system.

Ralph MR, Hurd MW, Takeuchi J, Melo L, Mathur A, Golombek DA.

Prog Brain Res. 1996;111:191-203. Review. No abstract available.

PMID:
8990915
50.

Let there be light: signal transduction in a mammalian circadian system.

Golombek DA, Ralph MR.

Braz J Med Biol Res. 1996 Jan;29(1):131-40. Review.

PMID:
8731343

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