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Items: 1 to 50 of 51

1.

Endotoxin rapidly desensitizes the gonads to kisspeptin-induced luteinizing hormone release in male Siberian hamsters (Phodopus sungorus).

Long KLP, Bailey AM, Greives TJ, Legan SJ, Demas GE.

J Exp Biol. 2018 Oct 8. pii: jeb.185504. doi: 10.1242/jeb.185504. [Epub ahead of print]

PMID:
30297514
2.

The Effects of Perinatal Oxycodone Exposure on Behavioral Outcome in a Rodent Model.

Sithisarn T, Legan SJ, Westgate PM, Wilson M, Wellmann K, Bada HS, Barron S.

Front Pediatr. 2017 Aug 25;5:180. doi: 10.3389/fped.2017.00180. eCollection 2017.

3.

Effects of exogenous leptin on seasonal reproductive responses to interacting environmental cues in female Siberian hamsters.

Bailey AM, Legan SJ, Meretsky VJ, Demas GE.

Gen Comp Endocrinol. 2017 Sep 1;250:95-103. doi: 10.1016/j.ygcen.2017.06.004. Epub 2017 Jun 12.

PMID:
28619288
4.

Restricting feeding to the active phase in middle-aged mice attenuates adverse metabolic effects of a high-fat diet.

Duncan MJ, Smith JT, Narbaiza J, Mueez F, Bustle LB, Qureshi S, Fieseler C, Legan SJ.

Physiol Behav. 2016 Dec 1;167:1-9. doi: 10.1016/j.physbeh.2016.08.027. Epub 2016 Aug 30.

PMID:
27586251
6.

Circadian rhythm disruption by a novel running wheel: roles of exercise and arousal in blockade of the luteinizing hormone surge.

Duncan MJ, Franklin KM, Peng X, Yun C, Legan SJ.

Physiol Behav. 2014 May 28;131:7-16. doi: 10.1016/j.physbeh.2014.04.006. Epub 2014 Apr 13.

7.

Gonadotropin-inhibitory hormone reduces sexual motivation but not lordosis behavior in female Syrian hamsters (Mesocricetus auratus).

Piekarski DJ, Zhao S, Jennings KJ, Iwasa T, Legan SJ, Mikkelsen JD, Tsutsui K, Kriegsfeld LJ.

Horm Behav. 2013 Aug;64(3):501-10. doi: 10.1016/j.yhbeh.2013.06.006. Epub 2013 Jul 1.

8.

Effects of perinatal oxycodone exposure on the cardiovascular response to acute stress in male rats at weaning and in young adulthood.

Sithisarn T, Bada HS, Charnigo RJ, Legan SJ, Randall DC.

Front Physiol. 2013 Apr 24;4:85. doi: 10.3389/fphys.2013.00085. eCollection 2013.

9.

Novel wheel running blocks the preovulatory luteinizing hormone surge and advances the hamster circadian pacemaker.

Legan SJ, Franklin KM, Peng XL, Duncan MJ.

J Biol Rhythms. 2010 Dec;25(6):450-9. doi: 10.1177/0748730410385648.

10.

Effects of perinatal cocaine exposure on open field behavior and the response to corticotropin releasing hormone (CRH) in rat offspring.

Sithisarn T, Bada HS, Dai H, Randall DC, Legan SJ.

Brain Res. 2011 Jan 25;1370:136-44. doi: 10.1016/j.brainres.2010.11.024. Epub 2010 Nov 12.

PMID:
21075083
11.

Phenobarbital blockade of the preovulatory luteinizing hormone surge: association with phase-advanced circadian clock and altered suprachiasmatic nucleus Period1 gene expression.

Legan SJ, Donoghue KM, Franklin KM, Duncan MJ.

Am J Physiol Regul Integr Comp Physiol. 2009 May;296(5):R1620-30. doi: 10.1152/ajpregu.90914.2008. Epub 2009 Mar 18.

12.

Effects of perinatal oxycodone exposure on the response to CRH in late adolescent rats.

Sithisarn T, Bada HS, Dai H, Reinhardt CR, Randall DC, Legan SJ.

Neurotoxicol Teratol. 2008 Mar-Apr;30(2):118-24. doi: 10.1016/j.ntt.2007.12.010. Epub 2008 Jan 11.

PMID:
18255259
13.

Pituitary gonadotroph estrogen receptor-alpha is necessary for fertility in females.

Gieske MC, Kim HJ, Legan SJ, Koo Y, Krust A, Chambon P, Ko C.

Endocrinology. 2008 Jan;149(1):20-7. Epub 2007 Oct 18.

14.

Estrogen and progesterone do not activate Fos in AVPV or LHRH neurons in male rats.

Hoffman GE, Le WW, Schulterbrandt T, Legan SJ.

Brain Res. 2005 Aug 30;1054(2):116-24.

PMID:
16084918
15.

Modulation of hypoglycemia-induced increases in plasma epinephrine by estrogen in the female rat.

Adams JM, Legan SJ, Ott CE, Jackson BA.

J Neurosci Res. 2005 Feb 1;79(3):360-7.

PMID:
15614787
16.

An in vivo microdialysis study of light/dark-modulation of vitreal dopamine release in zebrafish.

Puppala D, Maaswinkel H, Mason B, Legan SJ, Li L.

J Neurocytol. 2004 Mar;33(2):193-201.

PMID:
15322377
19.

Multiple-format sessions for teaching endocrine physiology.

Legan SJ.

Adv Physiol Educ. 2001 Dec;25(1-4):228-32.

21.
22.

Patterns of circulating gonadotropins and ovarian steroids during the first periovulatory period in the developing sheep.

Ryan KD, Goodman RL, Karsch FJ, Legan SJ, Foster DL.

Biol Reprod. 1991 Sep;45(3):471-7.

PMID:
1782296
23.

Progesterone ensures full-length luteal phases during the breeding season in ewes.

Legan SJ, I'Anson H, Neiser P.

J Endocrinol. 1991 Jun;129(3):371-9.

PMID:
2066695
24.

Neuroendocrine regulation of the luteinizing hormone-releasing hormone pulse generator in the rat.

Levine JE, Bauer-Dantoin AC, Besecke LM, Conaghan LA, Legan SJ, Meredith JM, Strobl FJ, Urban JH, Vogelsong KM, Wolfe AM.

Recent Prog Horm Res. 1991;47:97-151; discussion 151-3. Review.

PMID:
1745827
25.
26.
27.

Delayed puberty in lambs chronically treated with oestradiol.

Foster DL, Ryan KD, Goodman RL, Legan SJ, Karsch FJ, Yellon SM.

J Reprod Fertil. 1986 Sep;78(1):111-7.

PMID:
3761261
28.

Importance of short luteal phases in the endocrine mechanism controlling initiation of estrous cycles in anestrous ewes.

Legan SJ, I'Anson H, Fitzgerald BP, Akaydin MS Jr.

Endocrinology. 1985 Oct;117(4):1530-6.

PMID:
3896760
29.

Changes in patterns of luteinizing hormone secretion before and after the first ovulation in the postpartum mare.

Fitzgerald BP, I'Anson H, Legan SJ, Loy RG.

Biol Reprod. 1985 Sep;33(2):316-23.

PMID:
4041522
31.

Can the transition into anoestrus in the ewe be accounted for solely by insufficient tonic LH secretion?

Legan SJ, Goodman RL, Ryan KD, Foster DL, Karsch FJ.

J Endocrinol. 1985 Jul;106(1):55-60.

PMID:
3926932
32.
33.

Neuroendocrine basis of seasonal reproduction.

Karsch FJ, Bittman EL, Foster DL, Goodman RL, Legan SJ, Robinson JE.

Recent Prog Horm Res. 1984;40:185-232. Review. No abstract available.

PMID:
6385166
34.

Evidence that changes in LH pulse frequency may regulate the seasonal modulation of LH secretion in ovariectomized mares.

Fitzgerald BP, I'Anson H, Loy RG, Legan SJ.

J Reprod Fertil. 1983 Nov;69(2):685-92.

PMID:
6631830
35.
36.

The photoneuroendocrine control of seasonal breeding in the ewe.

Legan SJ, Winans SS.

Gen Comp Endocrinol. 1981 Nov;45(3):317-28. No abstract available.

37.

Role of gonadotropins and progesterone in determining the preovulatory estradiol rise in the ewe.

Goodman RL, Reichert LE Jr, Legan SJ, Ryan KD, Foster DL, Karsch FJ.

Biol Reprod. 1981 Aug;25(1):134-42. No abstract available.

PMID:
7197171
38.

Importance of variations in behavioural and feedback actions of oestradiol to the control of seasonal breeding in the ewe.

Goodman RL, Legan SJ, Ryan KD, Foster DL, Karsch FJ.

J Endocrinol. 1981 May;89(2):229-40.

PMID:
7195422
39.

Photoperiodic control of seasonal breeding in ewes: modulation of the negative feedback action of estradiol.

Legan SJ, Karsch FJ.

Biol Reprod. 1980 Dec;23(5):1061-8. No abstract available.

PMID:
6781542
40.

Two effects of estradiol that normally contribute to the control of tonic LH secretion in the ewe.

Goodman RL, Legan SJ, Ryan KD, Foster DL, Karsch FJ.

Biol Reprod. 1980 Sep;23(2):415-22. No abstract available.

PMID:
7191344
41.

Importance of estradiol and progesterone in regulating LH secretion and estrous behavior during the sheep estrous cycle.

Karsch FJ, Legan SJ, Ryan KD, Foster DL.

Biol Reprod. 1980 Sep;23(2):404-13. No abstract available.

PMID:
7191343
42.

Feedback basis of seasonal breeding: test of an hypothesis.

Karsch FJ, Goodman RL, Legan SJ.

J Reprod Fertil. 1980 Mar;58(2):521-35. No abstract available.

PMID:
7191896
43.

Control of the preovulatory endocrine events in the ewe: interrelationship of estradiol, progesterone, and luteinizing hormone.

Karsch FJ, Foster DL, Legan SJ, Ryan KD, Peter GK.

Endocrinology. 1979 Aug;105(2):421-6. No abstract available.

PMID:
572293
44.

Neuroendocrine regulation of the estrous cycle and seasonal breeding in the ewe.

Legan SJ, Karsch FJ.

Biol Reprod. 1979 Feb;20(1):74-85. No abstract available.

PMID:
572229
45.
46.

Negative feedback action of progesterone on tonic luteinizing hormone secretion in the ewe: dependence on the ovaries.

Karsch FJ, Legan SJ, Hauger RL, Foster DL.

Endocrinology. 1977 Sep;101(3):800-6. No abstract available.

PMID:
560958
47.
48.

A daily signal for the LH surge in the rat.

Legan SJ, Karsch FJ.

Endocrinology. 1975 Jan;96(1):57-62.

PMID:
1167356
49.

Role of estrogen as initiator of daily LH surges in the ovariectomized rat.

Legan SJ, Coon GA, Karsch FJ.

Endocrinology. 1975 Jan;96(1):50-6. No abstract available.

PMID:
1109905
50.

LH release following steroid administration in ovariectomized rats.

Legan SJ, Gay VL, Midgley AR Jr.

Endocrinology. 1973 Oct;93(4):781-5. No abstract available.

PMID:
4580534

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