Philippe Chemineau

Documents

Identifiants chercheurs

philippe-chemineau
0000-0002-1584-7285

Présentation

Publications

matthieu-keller

	Two sexually active bucks housed with four successive groups of anovulatory does induced high pregnancy rates during seven-day mating period L A Espinoza Flores , J D Andrade Esparza , J Vielma , D Lopez Magaña , L A Zarazaga Tropical and Subtropical Agroecosystems, 2024, 27, pp.028. ⟨10.56369/tsaes.5061⟩ Article dans une revue hal-04467239v1
	Experimental Data from Lacaune and Merino Sheep Provide New Methodological and Theoretical Grounds to Investigate Autumn Lambing in Past Husbandries Marie Balasse , Philippe Chemineau , Sara Parisot , Denis Fiorillo , Matthieu Keller Journal of Archaeological Method and Theory, 2023, pp.1-18. ⟨10.1007/s10816-022-09600-7⟩ Article dans une revue hal-04008245v1
	Male‐induced early puberty correlates with the maturation of arcuate nucleus kisspeptin neurons in does Maxime A Meunier , Chantal Porte , Kévin Poissenot , Hélène Vacher , Morgane Brachet Journal of Neuroendocrinology, 2023, 35 (5), ⟨10.1111/jne.13284⟩ Article dans une revue hal-04230035v1
	Rams sexually activated in spring by light treatment stimulate social and sexual activities in non-activated rams Carlos Palacios , Alam A Martínez-López , Silvia A Campos-Marmolejo , Javier Plaza , Matthieu Keller Journal of Veterinary Behavior: Clinical Applications and Research, 2023, 61, pp.25-29. ⟨10.1016/j.jveb.2022.12.003⟩ Article dans une revue hal-04493308v1
	Sexually active male goats stimulate the endocrine and sexual activities of other males in seasonal sexual rest through the “buck-to-buck effect” J.A. Delgadillo , L.A. Espinoza-Flores , J.A. Abecia , H. Hernández , Matthieu Keller Domestic Animal Endocrinology, 2022, 81, pp.1-10. ⟨10.1016/j.domaniend.2022.106746⟩ Article dans une revue hal-03838150v1
	Exposure of rams in sexual rest to sexually activated males in spring increases plasma LH and testosterone concentrations José Alfonso Abecia , Francisco Canto , Matthieu Keller , Carlos Palacios , Philippe Chemineau Theriogenology, 2022, 192, pp.116-121. ⟨10.1016/j.theriogenology.2022.08.035⟩ Article dans une revue hal-03800909v1
	A semi-extensive management system reduces plasma testosterone concentrations, sexual behaviour and sperm production in male goats from subtropical latitudes O. U. García-Cruz , L. M. Tejada , M. J. Flores , L. E. Nava-Rivera , N. López-Magaña Animal Production Science, 2022, ⟨10.1071/AN22066⟩ Article dans une revue hal-03837184v1
	Long days in winter or the presence of adult sexually active rams did not influence the timing of puberty of autumn-born Rasa Aragonesa ram-lambs José Alfonso Abecia , Marianne Gave , Ana I Garcia , Adriana Casao , Melissa Carvaja-Lserna Biological Rhythm Research, 2021, 52 (3), pp.462-473. ⟨10.1080/09291016.2019.1613321⟩ Article dans une revue hal-03021263v1
	Field study reveals morphological and neuroendocrine correlates of seasonal breeding in female water voles, Arvicola terrestris Kévin Poissenot , Chantal Moussu , Didier Chesneau , Etienne Ramadier , Rami Abi Khalil General and Comparative Endocrinology, 2021, 311, pp.1-9. ⟨10.1016/j.ygcen.2021.113853⟩ Article dans une revue hal-03364252v1
	Nutritional supplementation improves the sexual response of bucks exposed to long days in semi-extensive management and their ability to stimulate reproduction in goats J A Delgadillo , P I Sifuentes , M J Flores , L A Espinoza-Flores , J D Andrade-Esparza Animal, 2021, 15 (2), pp.1-9. ⟨10.1016/j.animal.2020.100114⟩ Article dans une revue hal-03423548v1
	Male effect using photostimulated bucks and nutritional supplementation advance puberty in goats under semi-extensive management L.A. Espinoza-Flores , J.D. Andrade-Esparza , H. Hernández , L.A. Zarazaga , J.A. Abecia Theriogenology, 2020, 143, pp.82-87. ⟨10.1016/j.theriogenology.2019.12.005⟩ Article dans une revue hal-03151394v1
	Is it time to reconsider the relative weight of sociosexual relationships compared with photoperiod in the control of reproduction of small ruminant females? J.A. Delgadillo , H. Hernández , J.A. Abecia , Matthieu Keller , Philippe Chemineau Domestic Animal Endocrinology, 2020, 73, pp.1-7. ⟨10.1016/j.domaniend.2020.106468⟩ Article dans une revue hal-03150955v1
	Undernutrition reduces the body weight and testicular size of bucks exposed to long days but not their ability to stimulate reproduction of seasonally anestrous goats J.A. Delgadillo , A. Lemière , J.A. Flores , M. Bedos , H. Hernández Animal, 2020, 14 (12), pp.2562-2569. ⟨10.1017/S1751731120001329⟩ Article dans une revue hal-03500772v1
	Light-induced sexually active rams provoke LH preovulatory surges and enhances LH concentrations in ewes after progestagen treatment José A. Abecia , Matthieu Keller , Philippe Chemineau , José A. Delgadillo Heliyon, 2020, 6 (3), ⟨10.1016/j.heliyon.2020.e03529⟩ Article dans une revue hal-03005693v1
	The continuous presence of ewes in estrus in spring influences testicular volume, testicular echogenicity and testosterone concentration, but not LH pulsatility in rams J.A. Abecia , M. Carvajal-Serna , A. Casao , C. Palacios , L. Pulinas Animal, 2020, 14 (12), pp.2554-2561. ⟨10.1017/S1751731120001330⟩ Article dans une revue hal-03500768v1
	Continuous presence of females in estrus does not prevent seasonal inhibition of LH and androgen concentrations in bucks S. Ramírez , D. Chesneau , E. Grimaldo-Viesca , J. Vielma , H. Hernandez Domestic Animal Endocrinology, 2019, 69, pp.68-74. ⟨10.1016/j.domaniend.2019.04.006⟩ Article dans une revue hal-02380212v1
	In vivo magnetic resonance imaging reveals the effect of gonadal hormones on morphological and functional brain sexual dimorphisms in adult sheep. Order of Authors David Barrière , Arsène Ella , Hans Adriaensen , Charles Roselli , Philippe Chemineau Psychoneuroendocrinology, 2019, ⟨10.1016/j.psyneuen.2019.104387⟩ Article dans une revue hal-02380175v1
	Progesterone doses of 5, 3 or 1 mg do not prevent short ovulatory cycles in goats exposed to photo-stimulated bucks J.D. Andrade-Esparza , L.A. Espinoza-Flores , H. Hernández , Philippe Chemineau , Matthieu Keller Theriogenology, 2019, 130, pp.36-40. ⟨10.1016/j.theriogenology.2019.02.036⟩ Article dans une revue hal-03116193v1
	Highly precocious activation of reproductive function in autumn-born goats (Capra hircus) by exposure to sexually active bucks M. Chasles , D. Chesneau , C. Moussu , J.A. Abecia , J.A. Delgadillo Domestic Animal Endocrinology, 2019, 68, pp.100-105. ⟨10.1016/j.domaniend.2019.01.004⟩ Article dans une revue hal-02380204v1
	The reproductive response to the male effect of 7- or 10-month-old female goats is improved when photostimulated males are used L. A Zarazaga , M. C Gatica , H. Hernandez , Matthieu Keller , Philippe Chemineau Animal, 2019, 13 (8), pp.1658-1665. ⟨10.1017/S1751731118003397⟩ Article dans une revue hal-02347389v1
	Presence of a sexually active goat buck enhances ovulation occurrence in seasonally anestrous does after ovulation and luteolysis induction in hormonally-treated goats in seasonal anestrus A.L. Muñoz , R.M. Aroña , M. Bedos , H. Hernández , Matthieu Keller Animal Reproduction Science, 2019, 211, pp.106209. ⟨10.1016/j.anireprosci.2019.106209⟩ Article dans une revue hal-02981934v1
	Light-induced sexually active rams prevent the seasonal inhibition of luteinizing-hormone in ovariectomized estradiol-implanted ewes J.A. Abecia , Matthieu Keller , C. Palacios , Philippe Chemineau , J.A. Delgadillo Theriogenology, 2019, 136, pp.43-46. ⟨10.1016/j.theriogenology.2019.06.032⟩ Article dans une revue hal-03116122v1
	Extra-light-treated bucks and rams dramatically enhanced the response of ewes and goats to the "male effect" Philippe Chemineau , Matthieu Keller , A. Abecia , J. Delgadillo Journal of Animal Science, 2018, 96 (3), pp.455-456. ⟨10.1093/jas/sky404.994⟩ Article dans une revue hal-02617882v1
	Photoperiod-melatonin-induced, sexually-activated rams increase pregnancy rate and number of lambs per ewe in a ram effect José Alfonso Abecia , J. Araya , Philippe Chemineau , C. Palacios , Matthieu Keller Large Animal Review, 2018, 24 (1), pp.31-35 Article dans une revue hal-02623297v1
	Extensive management conditions do not modify the frequency of short ovulatory cycles in progesterone-treated does exposed to sexually active males J. D. Andrade-Esparza , L. A. Espinoza-Flores , H. Hernandez , Philippe Chemineau , Matthieu Keller Animal Reproduction Science, 2018, 199, pp.40 - 44. ⟨10.1016/j.anireprosci.2018.10.004⟩ Article dans une revue hal-02621588v1
	Sexually active bucks are a critical social cue that activates the gonadotrope axis and early puberty onset in does Manon Chasles , Didier Chesneau , Chantal Moussu , Kévin Poissenot , Massimiliano Beltramo Hormones and Behavior, 2018, 106, pp.81 - 92. ⟨10.1016/j.yhbeh.2018.10.004⟩ Article dans une revue hal-02623502v1
	Maintaining bucks over 35 days after a male effect improves pregnancy rate in goats J. Araya , M. Bedos , G. Duarte , H. Hernandez , Matthieu Keller Animal Production Science, 2017, 57 (10), pp.2066-2071. ⟨10.1071/AN16194⟩ Article dans une revue hal-01595722v1
	Extended day length in late winter/early spring, with a return to natural day length of shorter duration, increased plasma testosterone and sexual performance in rams with or without melatonin implants J.A. Abecia , Philippe Chemineau , Matthieu Keller , J.A. Delgadillo Reproduction in Domestic Animals, 2017, 52 (5), ⟨10.1111/rda.12988⟩ Article dans une revue hal-01605385v1
	Sexually active bucks counterbalance the seasonal negative feedback of estradiol on LH in ovariectomized goats A.L. Muñoz , Didier Chesneau , H. Hernández , M. Bedos , G. Duarte Domestic Animal Endocrinology, 2017, 60, pp.42-49. ⟨10.1016/j.domaniend.2017.03.004⟩ Article dans une revue hal-01529472v1
	Exposure to photoperiod-melatonin-induced, sexually-activated rams after weaning advances the resumption of sexual activity in post-partum Mediterranean ewes lambing in January José Abecia , Philippe Chemineau , Andrea Gómez , Carlos Palacios , Matthieu Keller Veterinary Sciences, 2017, 4 (1), pp.1-9. ⟨10.3390/vetsci4010004⟩ Article dans une revue hal-02624919v1
	Fifteen minutes of daily contact with sexually active male induces ovulation, but delays it’s timing in seasonally anestrous goats S. Ramírez , M. Bedos , Manon Chasles , H. Hernández , J.A. Flores Theriogenology, 2017, 87, pp.148-153. ⟨10.1016/j.theriogenology.2016.08.019⟩ Article dans une revue hal-01406185v1
	Computation of a high-resolution MRI 3D stereotaxic atlas of the sheep brain Arsène Ella , José A. Delgadillo , Philippe Chemineau , Matthieu Keller Journal of Comparative Neurology, 2017, 525 (3), pp.676-692. ⟨10.1002/cne.24079⟩ Article dans une revue hal-01433685v1
	Efficiency of the male effect with photostimulated bucks does not depend on their familiarity with goats A.L. Muñoz , M. Bedos , R.M. Aroña , J.A. Flores , H. Hernández Physiology & behavior, 2016, 158, pp.137-142. ⟨10.1016/j.physbeh.2016.02.037⟩ Article dans une revue hal-01353247v1
	A high level of male sexual activity is necessary for the activation of the medial preoptic area and the arcuate nucleus during the ‘male effect’ in anestrous goats Marie Bedos , Wendy Portillo , Jean-Philippe Dubois , Gerardo Duarte , José A. Flores Physiology & behavior, 2016, 165, pp.173-178. ⟨10.1016/j.physbeh.2016.07.018⟩ Article dans une revue hal-01406203v1
	Sexually active bucks are efficient to stimulate female ovulatory activity during the anestrous season also under temperate latitudes Manon Chasles , Didier Chesneau , Chantal Porte , José Alberto Delgadillo , Philippe Chemineau Animal Reproduction Science, 2016, 168, pp.86-91. ⟨10.1016/j.anireprosci.2016.02.030⟩ Article dans une revue hal-01409341v1
	Presence of photoperiod-melatonin-induced, sexually-activated rams in spring advances puberty in autumn-born ewe lambs J.A. Abecia , Philippe Chemineau , A. Gómez , Matthieu Keller , F. Forcada Animal Reproduction Science, 2016, 170, pp.114-120. ⟨10.1016/j.anireprosci.2016.04.011⟩ Article dans une revue hal-01409323v1
	Comparison of the effects of Mesquite pod and Leucaena extracts with phytoestrogens on the reproductive physiology and sexual behavior in the male rat S. Retana-Márquez , L. Juárez-Rojas , A. Hernández , C. Romero , G. López Physiology & behavior, 2016, 164, pp.1-10. ⟨10.1016/j.physbeh.2016.05.004⟩ Article dans une revue hal-01406183v1
	Continuous exposure to sexually active rams extends estrous activity in ewes in spring J.A. Abecia , Philippe Chemineau , J.A. Flores , Matthieu Keller , G. Duarte Theriogenology, 2015, 84 (9), pp.1549-1555. ⟨10.1016/j.theriogenology.2015.08.002⟩ Article dans une revue hal-02632515v1
	Sexually active males prevent the display of seasonal anestrus in female goats J.A. Delgadillo , J.A. Flores , H. Hernández , Pascal Poindron , Matthieu Keller Hormones and Behavior, 2015, 69, pp.8-15. ⟨10.1016/j.yhbeh.2014.12.001⟩ Article dans une revue hal-01130505v1
	One day of contact with photostimulated bucks is sufficient to induce ovulation in seasonally anestrous goats José Luis Ponce , Horacio Hernández , José Alfredo Flores , Matthieu Keller , Philippe Chemineau Theriogenology, 2015, 84 (6), pp.880-886. ⟨10.1016/j.theriogenology.2015.05.019⟩ Article dans une revue hal-01376453v1
	Reducing exposure to long days from 75 to 30 days of extra-light treatment does not decrease the capacity of male goats to stimulate ovulatory activity in seasonally anovulatory females J.L. Ponce , H. Velázquez , G. Duarte , M. Bedos , H. Hernández Domestic Animal Endocrinology, 2014, 48, pp.119-125. ⟨10.1016/j.domaniend.2014.03.002⟩ Article dans une revue hal-01129844v1
	Switching photo-stimulated males between groups of goats does not improve the reproductive response during the male effect J. Loya-Carrera , M. Bedos , J.L. Ponce-Covarrubias , H. Hernández , Philippe Chemineau Animal Reproduction Science, 2014, 146 (1-2), pp.21-26. ⟨10.1016/j.anireprosci.2014.02.002⟩ Article dans une revue hal-01129821v1
	Two or 24 h of daily contact with sexually active males results in different profiles of LH secretion that both lead to ovulation in anestrous goats M. Bedos , G. Duarte , J.A. Flores , G. Fitz-Rodriguez , H. Hernandez Domestic Animal Endocrinology, 2014, 48, pp.93-99. ⟨10.1016/j.domaniend.2014.02.003⟩ Article dans une revue hal-01129829v1
	Out-of-season control of reproduction in subtropical goats without exogenous hormonal treatments J.A. Delgadillo , J.A. Flores , G. Duarte , J. Vielma , H. Hernandez Small Ruminant Research, 2014, 121 (1), pp.7-11. ⟨10.1016/j.smallrumres.2014.01.011⟩ Article dans une revue hal-01129858v1
	Importance of intense male sexual behavior for inducing the preovulatory LH surge and ovulation in seasonally anovulatory female goats J.C. Martinez-Alfaro , H. Hernandez , J.A. Flores , G. Duarte , G. Fitz-Rodriguez Theriogenology, 2014, 82 (7), ⟨10.1016/j.theriogenology.2014.07.024⟩ Article dans une revue hal-01129859v1
	Mesquite pod extract modifies the reproductive physiology and behavior of the female rat S. Retana-Marquez , F.G. Aguirre , M. Alcantara , E. Garcia-Diaz , M. Munoz-Gutierrez Hormones and Behavior, 2012, 61 (4), pp.549-558. ⟨10.1016/j.yhbeh.2012.02.001⟩ Article dans une revue hal-01129604v1

	Saisonnalité des naissances des moutons d’Europe : l’héritage biologique et culturel du Néolithique Marie Balasse , Carlos Tornero , Mélanie Fabre , Stéphanie Bréhard , Matthieu Keller 41emes Rencontres Internationales d’Archéologie et d’Histoire - Biodiversités, environnements et sociétés depuis la Préhistoire : nouveaux marqueurs et approches intégrées, Oct 2021, Nice, France Communication dans un congrès hal-03447111v1
	Determining birth season using oxygen isotopes in enamel. A new reference set for autumn births in sheep Marie Balasse , Matthieu Keller , Philippe Chemineau , Sara Parisot , Denis Fiorillo EAA 2021 Widening horizons, Sep 2021, Kiel (Visioconférence), Germany Communication dans un congrès hal-03447069v1
	Sheep birth seasonality in past herds. The biological and cultural heritage from Neolithic Europe Marie Balasse , Carlos Tornero , Mélanie Fabre , Stéphanie Bréhard , Matthieu Keller ISBA9: 9th International Symposium on Biomolecular Archaeology, Jun 2021, Toulouse, France Communication dans un congrès hal-03447094v1
	Effect of rearing autumn-born ram-lambs in contact with sexual-active adult rams or exposed to artificial long days. 1. Effect on live weight, scrotal circumference and plasma testosterone levels M Gave , José-Alfonso Abecia , A. Garcia , Matthieu Keller , Philippe Chemineau 23rd Annual Conference of the European-Society-for-Domestic-Animal-Reproduction (ESDAR), European Soc Domest Anim Reprod, Sep 2019, St Petersburg, Russia Communication dans un congrès hal-02556509v1
	Effect of rearing autumn-born ram-lambs in contact with sexual-active adult rams or exposed to artificial long days. 2: Effect on sexual activity and fertility at 8-months of age A.I Garcia , José-Alfonso Abecia , M Gave , Matthieu Keller , Philippe Chemineau 23rd Annual Conference of the European-Society-for-Domestic-Animal-Reproduction (ESDAR), European Soc Domest Anim Reprod, Sep 2019, St Petersburg, Russia. pp.102 Communication dans un congrès hal-02556542v1
	Continuous presence of sexually active rams advances puberty in autumn-born ewe-lambs José Alfonso Abecia , Philippe Chemineau , Andrea Gómez , Matthieu Keller , Fernando Forcada 18th International Congress on Animal Reproduction (ICAR), International Organisation on Animal Reproduction. FRA., Jun 2016, Tours, France. 676 p Communication dans un congrès hal-02740200v1
	Novelty of bucks at day 23 of a male effect does not improve futher pregnancy rate in goats at day 54 Jonathan Araya , Marie Bedos , Gerardo Duarte , Horacio Hernandez , José Alberto Delgadillo 18th International Congress on Animal Reproduction (ICAR), International Organisation on Animal Reproduction. FRA., Jun 2016, Tours, France. 676 p Communication dans un congrès hal-02738950v1
	Effects of an early exposure to sexually active bucks on the age at puberty and sexual behavior of goats Manon Chasles , Didier Chesneau , Chantal C. Moussu , José Alberto Delgadillo , Philippe Chemineau 18th International Congress on Animal Reproduction (ICAR), International Organisation on Animal Reproduction. FRA., Jun 2016, Tours, France. 676 p Communication dans un congrès hal-02742609v1
	El contacto permanente con machos estimulados con fotoperiodo artificial y melatonina modifica la actividad ovarica de ovejas rasa aragonesa en primavera J.A. Abecia , J.A. Flores , Matthieu Keller , F. Forcada , G. Duarte 16. Jornadas sobre Produccion Animal, Asociación Interprofesional para el Desarrollo Agrario (AIDA). ESP., May 2015, Zaragoza, España. 424 p Communication dans un congrès hal-02740213v1
	La presencia de los machos cabrios sexualmente activos evita el anestro estacional en las hembras J.A. Delgadillo , J.A. Flores , H. Hernandez , Matthieu Keller , Pascal Poindron 16. Jornadas sobre Produccion Animal, Asociación Interprofesional para el Desarrollo Agrario (AIDA). ESP., May 2015, Zaragoza, España. 424 p Communication dans un congrès hal-02738897v1
	One hour of daily contact with sexually active males induce fertile ovulation in anestrous goats M. Bedos , J.A. Flores , G. Duarte , J. Vielma , G. Fitz-Rodriguez 64. Annual Meeting of the European Federation of Animal Science, European Association for Animal Production (EAAP). Rome, ITA., Aug 2013, Nantes, France. 660 p Communication dans un congrès hal-02745081v1
	Effet d'un traitement photopériodique de jours longs sur l'activité sexuelle en contre-saison des béliers Elodie Pinheiro , Marie Bedos , Fabien Cornilleau , Eric Archer , Didier Chesneau Colloque de la Société Française pour l'Etude du Comportement Animal (SFECA) "L'animal dans tous ses sens", May 2011, Tours, France Communication dans un congrès hal-02748800v1

	Augmentation de la Progestérone plasmatique chez les chèvres et les truies après consommation de feuilles de noyer Stéphane Ferchaud , Yoann Bailly , Doryan Grivault , Matthieu Keller , Didier Chesneau Journées d'Animation Scientifique PHASE, May 2022, Poitiers, France Poster de conférence hal-03778669v1
	La présence de boucs entiers dès le sevrage permet d’accélérer la puberté chez la chèvre alpine (Capra hircus) Manon Chasles , Didier Chesneau , Chantal Porte , José Delgadillo , Philippe Chemineau 47. Colloque Annuel de la Société Française pour l’Etude du Comportement Animal, May 2017, Gif-sur-Yvette, France. , 126 p., 2017, 47ème Colloque de la Société Française pour l’Etude du Comportement Animal Poster de conférence hal-01605981v1
	Advancement of puberty in autumn-born goat kids by exposure to sexually active bucks Manon Chasles , Didier Chesneau , Chantal Porte , J.A. Delgadillo , Philippe Chemineau 21. Annual Conference of the European Society for Domestic Animal Reproduction (ESDAR), Aug 2017, Bern, Switzerland. John Wiley and Sons Inc, Reproduction in Domestic Animals, 52 (Supplement 3), 2017, Reproduction in Domestic Animals Poster de conférence hal-01608316v1
	Early exposure to bucks can advance the puberty of young does of 1.5 months without affecting their cyclicity and their sexual behaviour Manon Chasles , Didier Chesneau , Chantal Porte , José-Alberto Delgadillo , Philippe Chemineau 2. Journées du GdR 3606 Repro, Apr 2017, Tours, France. 75 p., 2017, 2èmes Journées Scientifiques du GdR Repro Poster de conférence hal-01605335v1
	Assessement of plasticity changes between anestrus and estrus periods in the sheep brain using MRI Arsène Ella , Didier Chesneau , Chantal C. Moussu , Didier Lomet , Daniel Guillaume 18th International Congress on Animal Reproduction (ICAR), Jun 2016, Tours, France. 676 p., 2016, 18th International Congress on Animal Reproduction (ICAR) Poster de conférence hal-02739119v1
	Familiarity with photostimulated bucks does not decrease the sexual response of anestrous goats exposed to the male effect Alfonso Munoz , Marie Bedos , Rodrigo Manuel Arona , Jesús Vielma , Chantal C. Moussu 18th International Congress on Animal Reproduction (ICAR), Jun 2016, Tours, France. 676 p., 2016, 18th International Congress on Animal Reproduction (ICAR) Poster de conférence hal-02743329v1
	Fifteen minutes of daily contact with sexually active males is sufficient to stimulate the ovulatory activity in seasonal anestrous goats Sergio Ramírez , Marie Bedos , José Alfredo Flores , Horacio Hernandez , Maria Retana-Marquez 18th International Congress on Animal Reproduction (ICAR), Jun 2016, Tours, France. 676 p., 2016, 18th International Congress on Animal Reproduction (ICAR) Poster de conférence hal-02742638v1
	Exposure to two months of long days and treatment with melatonin implants in spring stimulates testosterone secretion in rams at 41°N Andrea Gómez , Philippe Chemineau , Matthieu Keller , Fernando Forcada , José Alberto Delgadillo 18th International Congress on Animal Reproduction (ICAR), Jun 2016, Tours, France. 676 p., 2016, 18th International Congress on Animal Reproduction (ICAR) Poster de conférence hal-02740199v1
	Male sexual behavior drives the reactivation of female gonadotrope activity in goats Matthieu Keller , Philippe Chemineau , J.A. Delgadillo 8. International Conference on Hormones and Behavior, Jun 2015, Liège, France. , 122 p., 2014, 8th International Conference on Hormones and Behavior "Official retirement and 65th birthday of Jacques Balthazart" Poster de conférence hal-01194937v1
	Ram sexual activity is stimulated by exposure to 2.5 months of long days followed by natural photoperiod Matthieu Keller , Marie Bedos , Fabien Cornilleau , Didier Chesneau , Eric Archer 16. Annual Meeting of the SBN, Jun 2012, Madison, United States. 2012, 16ème Annual Meeting of the SBN Poster de conférence hal-02745358v1

Philippe Chemineau

Présentation

Publications

Two sexually active bucks housed with four successive groups of anovulatory does induced high pregnancy rates during seven-day mating period

Experimental Data from Lacaune and Merino Sheep Provide New Methodological and Theoretical Grounds to Investigate Autumn Lambing in Past Husbandries

Male‐induced early puberty correlates with the maturation of arcuate nucleus kisspeptin neurons in does

Rams sexually activated in spring by light treatment stimulate social and sexual activities in non-activated rams

Sexually active male goats stimulate the endocrine and sexual activities of other males in seasonal sexual rest through the “buck-to-buck effect”

Exposure of rams in sexual rest to sexually activated males in spring increases plasma LH and testosterone concentrations

A semi-extensive management system reduces plasma testosterone concentrations, sexual behaviour and sperm production in male goats from subtropical latitudes

Long days in winter or the presence of adult sexually active rams did not influence the timing of puberty of autumn-born Rasa Aragonesa ram-lambs

Field study reveals morphological and neuroendocrine correlates of seasonal breeding in female water voles, Arvicola terrestris

Nutritional supplementation improves the sexual response of bucks exposed to long days in semi-extensive management and their ability to stimulate reproduction in goats

Male effect using photostimulated bucks and nutritional supplementation advance puberty in goats under semi-extensive management

Is it time to reconsider the relative weight of sociosexual relationships compared with photoperiod in the control of reproduction of small ruminant females?

Undernutrition reduces the body weight and testicular size of bucks exposed to long days but not their ability to stimulate reproduction of seasonally anestrous goats

Light-induced sexually active rams provoke LH preovulatory surges and enhances LH concentrations in ewes after progestagen treatment

The continuous presence of ewes in estrus in spring influences testicular volume, testicular echogenicity and testosterone concentration, but not LH pulsatility in rams

Continuous presence of females in estrus does not prevent seasonal inhibition of LH and androgen concentrations in bucks

In vivo magnetic resonance imaging reveals the effect of gonadal hormones on morphological and functional brain sexual dimorphisms in adult sheep. Order of Authors

Progesterone doses of 5, 3 or 1 mg do not prevent short ovulatory cycles in goats exposed to photo-stimulated bucks

Highly precocious activation of reproductive function in autumn-born goats (Capra hircus) by exposure to sexually active bucks

The reproductive response to the male effect of 7- or 10-month-old female goats is improved when photostimulated males are used

Presence of a sexually active goat buck enhances ovulation occurrence in seasonally anestrous does after ovulation and luteolysis induction in hormonally-treated goats in seasonal anestrus

Light-induced sexually active rams prevent the seasonal inhibition of luteinizing-hormone in ovariectomized estradiol-implanted ewes

Extra-light-treated bucks and rams dramatically enhanced the response of ewes and goats to the "male effect"

Photoperiod-melatonin-induced, sexually-activated rams increase pregnancy rate and number of lambs per ewe in a ram effect

Extensive management conditions do not modify the frequency of short ovulatory cycles in progesterone-treated does exposed to sexually active males

Sexually active bucks are a critical social cue that activates the gonadotrope axis and early puberty onset in does

Maintaining bucks over 35 days after a male effect improves pregnancy rate in goats

Extended day length in late winter/early spring, with a return to natural day length of shorter duration, increased plasma testosterone and sexual performance in rams with or without melatonin implants

Sexually active bucks counterbalance the seasonal negative feedback of estradiol on LH in ovariectomized goats

Exposure to photoperiod-melatonin-induced, sexually-activated rams after weaning advances the resumption of sexual activity in post-partum Mediterranean ewes lambing in January

Fifteen minutes of daily contact with sexually active male induces ovulation, but delays it’s timing in seasonally anestrous goats

Computation of a high-resolution MRI 3D stereotaxic atlas of the sheep brain

Efficiency of the male effect with photostimulated bucks does not depend on their familiarity with goats

A high level of male sexual activity is necessary for the activation of the medial preoptic area and the arcuate nucleus during the ‘male effect’ in anestrous goats

Sexually active bucks are efficient to stimulate female ovulatory activity during the anestrous season also under temperate latitudes

Presence of photoperiod-melatonin-induced, sexually-activated rams in spring advances puberty in autumn-born ewe lambs

Comparison of the effects of Mesquite pod and Leucaena extracts with phytoestrogens on the reproductive physiology and sexual behavior in the male rat

Continuous exposure to sexually active rams extends estrous activity in ewes in spring

Sexually active males prevent the display of seasonal anestrus in female goats

One day of contact with photostimulated bucks is sufficient to induce ovulation in seasonally anestrous goats

Reducing exposure to long days from 75 to 30 days of extra-light treatment does not decrease the capacity of male goats to stimulate ovulatory activity in seasonally anovulatory females

Switching photo-stimulated males between groups of goats does not improve the reproductive response during the male effect

Two or 24 h of daily contact with sexually active males results in different profiles of LH secretion that both lead to ovulation in anestrous goats

Out-of-season control of reproduction in subtropical goats without exogenous hormonal treatments

Importance of intense male sexual behavior for inducing the preovulatory LH surge and ovulation in seasonally anovulatory female goats

Mesquite pod extract modifies the reproductive physiology and behavior of the female rat

Saisonnalité des naissances des moutons d’Europe : l’héritage biologique et culturel du Néolithique

Determining birth season using oxygen isotopes in enamel. A new reference set for autumn births in sheep

Sheep birth seasonality in past herds. The biological and cultural heritage from Neolithic Europe

Effect of rearing autumn-born ram-lambs in contact with sexual-active adult rams or exposed to artificial long days. 1. Effect on live weight, scrotal circumference and plasma testosterone levels

Effect of rearing autumn-born ram-lambs in contact with sexual-active adult rams or exposed to artificial long days. 2: Effect on sexual activity and fertility at 8-months of age

Continuous presence of sexually active rams advances puberty in autumn-born ewe-lambs

Novelty of bucks at day 23 of a male effect does not improve futher pregnancy rate in goats at day 54

Effects of an early exposure to sexually active bucks on the age at puberty and sexual behavior of goats

El contacto permanente con machos estimulados con fotoperiodo artificial y melatonina modifica la actividad ovarica de ovejas rasa aragonesa en primavera

La presencia de los machos cabrios sexualmente activos evita el anestro estacional en las hembras

One hour of daily contact with sexually active males induce fertile ovulation in anestrous goats

Effet d'un traitement photopériodique de jours longs sur l'activité sexuelle en contre-saison des béliers

Augmentation de la Progestérone plasmatique chez les chèvres et les truies après consommation de feuilles de noyer

La présence de boucs entiers dès le sevrage permet d’accélérer la puberté chez la chèvre alpine (Capra hircus)

Advancement of puberty in autumn-born goat kids by exposure to sexually active bucks

Early exposure to bucks can advance the puberty of young does of 1.5 months without affecting their cyclicity and their sexual behaviour

Assessement of plasticity changes between anestrus and estrus periods in the sheep brain using MRI

Familiarity with photostimulated bucks does not decrease the sexual response of anestrous goats exposed to the male effect

Fifteen minutes of daily contact with sexually active males is sufficient to stimulate the ovulatory activity in seasonal anestrous goats

Exposure to two months of long days and treatment with melatonin implants in spring stimulates testosterone secretion in rams at 41°N

Male sexual behavior drives the reactivation of female gonadotrope activity in goats

Ram sexual activity is stimulated by exposure to 2.5 months of long days followed by natural photoperiod

Progesterone doses of 5, 3 or 1 mg do not prevent short ovulatory cycles in goats exposed to photo-stimulated bucks