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early‑life milk replacer feeding mediates lipid metabolism disorders induced by colonic microbiota and bile acid profiles to reduce body weight in goat model

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Journal of animal Science and Biotechnology 2025年第1期16卷 300-315页

作者： Ke Zhang Ting Zhang Mengmeng Guo Awang Cuoji Yangbin Xu Yitong Zhao Yuxin Yang Daniel Brugger Xiaolong Wang Langda Suo Yujiang Wu Yulin Chen Key Laboratory of animal genetics Breeding and Reproduction of Shaanxi ProvinceCollege of Animal Science and TechnologyNorthwest A&F UniversityYangling 712100China College of animal engineering Yangling Vocational and Technical CollegeYanglingShaanxi 712100China Institute of animal Sciences Tibet Academy of Agricultural and Animal Husbandry SciencesLhasa 850009China Institute of animal Nutrition and Dietetics Vetsuisse‑FacultyUniversity of ZurichZurich 8057Switzerland Key Laboratory of animal genetics and Breeding on Tibetan Plateau Ministry of Agriculture and Rural AffairsLhasa 850009China.

Background Dysregulation of lipid metabolism and its consequences on growth performance in young ruminants have attracted attention,especially in the context of alternative feeding *** study aims to elucidate the effects of milk replacer(MR)feeding on growth,lipid metabolism,colonic epithelial gene expression,colonic microbiota composition and systemic metabolism in goat kids compared to breast milk(BM)feeding,addressing a critical knowledge gap in early life *** Ten female goat kids were divided into 2 groups:those fed breast milk(BM group)and those fed a milk replacer(MR group).over a period of 28 d,body weight was monitored and blood and tissue samples were collected for biochemical,transcriptomic and metabolomic *** of the colonial microbiota was performed using 16S rRNA gene *** microbiota transplantation(IMT)experiments in gnotobiotic mice were per-formed to validate *** MR-fed pups exhibited reduced daily body-weight gain due to impaired lipid metabolism as evidenced by lower serum and liver total cholesterol(TC)and non-esterified fatty acid(NeFA)*** analysis of the colonic epithelium revealed upregulated genes involved in negative regulation of lipid metabolism,concomitant with microbiota shifts characterized by a decrease in Firmicutes and an increase in ***,genera such as Bifidobacterium and Prevotella were enriched in the MR group,while Clostridium and Fae-calibacterium were *** analyses confirmed alterations in bile acid and fatty acid metabolic *** experiments in mice recapitulated the metabolic phenotype observed in MR-fed goats,confirming the role of the microbiota in modulating host lipid *** Milk replacer feeding in goat kids disrupts lipid metabolism and gut microbiota dynamics,result-ing in reduced growth rates and metabolic *** findings highlight the importance of e

关键词： Bile acid Colon microbiota Goat model Lipid metabolism Milk replacer

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Dietary supplementation with N‑acetyl‑L‑cysteine ameliorates hyperactivated eRK signaling in the endometrium that is linked to poor pregnancy outcomes following ovarian stimulation in pigs

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Journal of animal Science and Biotechnology 2025年第1期16卷 167-181页

作者： Linghua Cheng Zhicheng Shi Yuan Yue Yue Wang Yusheng Qin Wei Zhao Yupei Hu Qin Li Min Guo Lei An Shumin Wang Jianhui Tian Frontiers Science Center for Molecular design Breeding(Moe) State Key Laboratory of Animal Biotech BreedingKey Laboratory of Animal GeneticsBreeding and Reproduction of the Ministry of Agriculture and Rural AffairsNational Engineering Laboratory for Animal BreedingCollege of Animal Science and TechnologyChina Agricultural UniversityBeijing 100193People’s Republic of China

Background exogenous gonadotropin-controlled ovarian stimulation is the critical step in animal reproductive management,such as pig,sheep,bovine and other *** helps synchronize ovulation or stimulate multiple ***,a number of evidence indicated an unexpected decrease in pregnancy outcomes following ovarian *** study aimed to explore the underlying mechanism of the pregnancy defect and develop a practical rescue *** Compared with those in the control group,gilts that underwent ovarian stimulation showed a decrease in pregnancy rate,farrowing rate,and total number of piglets *** gilts also showed an increase in estra-diol(e_(2))*** supraphysiologicale_(2) level was correlated with the decrease in the number of piglets ***,we found that high levels ofe_(2) impair uterine receptivity,as shown by the overproliferation of endo-metrial epithelial *** vitro mechanistic studies demonstrated that high levels ofe_(2) hyperactivate FGF-FGFR-eRK signaling cascade in the uterine endometrium,and in turn induces overproliferation of endometrial epithelial *** note,N-acetyl-L-cysteine(NAC)supplementation effectively inhibits eRK hyperphosphorylation and ameliorates endometrial epithelial ***,in vivo experiments indicated that dietary NAC supplementa-tion,compared with ovarian stimulation group,improves the uterine receptivity in gilts,and significantly increases the pregnancy rate and total number of piglets *** ovarian stimulation-induced supraphysiological levels ofe_(2) impairs uterine receptivity by hyperactivat-ing FGF-FGFR-eRK signaling cascade,thereby reducing pregnancy rate and litter *** NAC to a con-ventional diet for gilts ameliorates hyperactivated eRK signaling and improves uterine receptivity,thus rescuing adverse pregnancy outcomes following ovarian stimulation.

关键词： estradiol Gonadotropin Implantation N-acetyl-L-cysteine ovarian stimulation Uterine receptivity

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Altered microRNA composition in the uterine lumen fluid in cattle(Bos taurus)pregnancies initiated by artificial insemination or transfer of an in vitro produced embryo

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Journal of animal Science and Biotechnology 2025年第1期16卷 76-91页

作者： Fernando H.Biase Sarah e.Moorey Julie G.Schnuelle Soren Rodning Martha Sofia ortega Thomas e.Spencer School of animal Sciences Virginia Polytechnic Institute and State University175 W Campus DrBlacksburgVA 24061USA department of animal Science University of TennesseeKnoxvilleTN 37996USA department of Clinical Sciences Auburn UniversityAuburnAL 36849USA department of animal Science Auburn UniversityAuburnAL 36849USA department of animal and Dairy Sciences University of Wisconsin MadisonMadisonWI 53706USA Division of animal Sciences University of MissouriColumbiaMO 65211USA

Background MicroRNAs(miRNAs)are presented in the uterine lumen of many mammals,and in vitro experiments have determined that several miRNAs are important for the regulation of endometrial and trophoblast *** aim was to identify and contrast the miRNAs present in extracellular vesicles(eVs)in the uterine lumen fluid(ULF)at the onset of attachment in cattle pregnancies(gestation d 18)initiated by artificial insemination(AI)or by the trans-fer of an in vitro-produced blastocyst(IVP-eT).A third group had no conceptus after the transfer of an IVP *** The abundance of 263 annotated miRNAs was quantified in the eVs collected from *** was an increase in the transcript abundance of 20 miRNAs in the ULF eVs from the AI pregnant group,while 4 miRNAs had a lower abundance relative to the group not containing a ***,4 miRNAs were more abun-dant in ULF eVs in the AI pregnant group relative to IVP-eT group(bta-mir-17,bta-mir-7-3,MIR7-1,MIR18A).Specific miRNAs in the ULF eVs were co-expressed with messenger RNAs expressed in extra-embryonic tissues and endome-trium,including genes that are known to be their *** The results provide biological insights into the participation of miRNAs in the regulation of trophoblast proliferation and differentiation,as well as in endometrium *** knowledge that in vitro cultured embryos can contribute to the altered abundance of specific miRNAs in the uterine lumen can lead to the development of cor-rective approaches to reduce conceptus losses during the first month of pregnancy in cattle.

关键词： Artificial reproductive technology Cattle Conceptus embryos endometrium Small RNA

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Seasonal influence on miRNA expression dynamics of extracellular vesicles in equine follicular fluid

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Journal of animal Science and Biotechnology 2025年第1期16卷 136-152页

作者： Jean M.Feugang Ahmed Gad Nico G.Menjivar Ghassan M.Ishak Samuel Gebremedhn Melba o.Gastal Notsile H.Dlamini Radek Prochazka eduardo L.Gastal Dawit Tesfaye department of animal and Dairy Sciences Mississippi State UniversityMississippi StateMS 39762USA animal Reproduction and Biotechnology Laboratory(ARBL) Department of Biomedical SciencesCollege of Veterinary Medicine and Biomedical SciencesColorado State UniversityFort CollinsCO 80523USA department of animal Production Faculty of AgricultureCairo UniversityGiza 12613Egypt department of Surgery and obstetrics College of Veterinary MedicineUniversity of BaghdadBaghdad 10011Iraq animal Science School of Agricultural SciencesSouthern Illinois UniversityCarbondaleIL 62901USA J.R.Simplot Company KunaID 83634USA Institute of animal Physiology and genetics Czech Academy of SciencesLiběchov 27721Czech Republic

Background ovarian follicular fluid(FF)is a dynamic environment that changes with the seasons,affecting follicle development,ovulation,and oocyte *** in the follicles release tiny particles called extracellular vesicles(eVs)containing vital regulatory molecules,such as microRNAs(miRNAs).These miRNAs are pivotal in facilitating commu-nication within the follicles through diverse signaling and information transfer ***-coupled miRNA signaling is implicated to be associated with ovarian function,follicle and oocyte growth and response to various environmen-tal ***,we investigated how seasonal variations directly influence the ovulatory and anovulatory states of ovarian follicles and how are they associated with follicular fluid eV-coupled miRNA dynamics in *** Ultrasonographic monitoring and follicular fluid aspiration of preovulatory follicles in horses during the ano-vulatory(spring:non-breeding)and ovulatory(spring,summer,and fall:breeding)seasons and subsequent eV isola-tion and miRNA profiling identified significant variation in eV-miRNA cargo *** identified 97 miRNAs with dif-ferential expression among the groups and specific clusters of miRNAs involved in the spring transition(miR-149,-200b,-206,-221,-328,and-615)and peak breeding period(including miR-143,-192,-451,-302b,-100,and let-7c).Bioinformatic analyses showed enrichments in various biological functions,e.g.,transcription factor activity,transcrip-tion and transcription regulation,nucleic acid binding,sequence-specific DNA binding,p53 signaling,and post-trans-lational *** analyses revealed distinct sets of significantly up-and down-regulated miRNAs associ-ated with spring anovulatory(Cluster 1)and summer ovulation–the peak breeding season(Clusters 4 and 6).Conclusions The findings from the current study shed light on the dynamics of FF-eV-coupled miRNAs in relation to equine ovulatory and anovulatory seasons,and their roles in understanding the

关键词： extracellular vesicle Follicle growth Follicular fluid Horse Mare ovulation Pre-ovulation Seasonal breeding

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Maternal stress and the early embryonic microenvironment:investigating long‑term cortisol effects on bovine oviductal epithelial cells using air–liquid interface culture

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Journal of animal Science and Biotechnology 2025年第1期16卷 153-166页

作者： Fiona Wahl Jianchao Huo Shuaizhi Du Jennifer Schoen Shuai Chen department of Reproduction Biology Leibniz Institute for Zoo and Wildlife Research(IZW)Alfred‑Kowalke‑Straße 1710315 BerlinGermany Institute of Biotechnology Technische Universität BerlinStraße Des 17.Juni 13510623 BerlinGermany Institute of Reproductive Biology Research Institute for Farm Animal Biology(FBN)Wilhelm‑Stahl‑Allee 218196 DummerstorfGermany

The oviduct epithelium is the initial maternal contact site for embryos after fertilization,offering the microenviron-ment before *** early gestation period is particularly sensitive to stress,which can cause reduced fertil-ity and reproductive disorders in ***,the local impact of elevated stress hormones on the ovi-duct epithelium has received limited attention to date,except for a few reports on polyovulatory species like mice and *** this study,we focused on the effects of chronic maternal stress on cattle,given its association with infertil-ity issues in this monoovulatory *** oviduct epithelial cells(BoeC)differentiated at the air–liquid interface(ALI)were stimulated with 250 nmol/L cortisol for 1 or 3 ***,they were assessed for morphology,bioelectrical properties,and gene expression related to oviduct function,glucocorticoid pathway,cortisol metabo-lism,inflammation,and *** revealed adverse effects of cortisol on epithelium structure,featured by deciliation,vacuole formation,and ***,cortisol exposure led to an increase in transepithelial potential difference,downregulated mRNA expression of the major glucocorticoid receptor(NR3C1),upregulated the expression of cortisol-responsive genes(FKBP5,TSC22D3),and significant downregulation of oviductal glycopro-tein 1(oVGP1)and steroid receptors PGR and *** systematic comparison to a similar experiment previously performed by us in porcine oviduct epithelial cells,indicated that bovine cultures were more susceptible to elevated cortisol levels than *** distinct responses between both species are likely linked to their divergence in the cortisol-induced expression changes of HSD11B2,an enzyme controlling the cellular capacity to metabolise *** findings provide insights into the species-specific reactions and reproductive consequences triggered by maternal stress.

关键词： Air–liquid interface Bovine Cortisol early embryonic microenvironment epithelial cells Maternal stress oviduct

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expression of tissue factor pathway inhibitor 2 in the follicles of chicken ovaries and its regulatory mechanism in cultured granulosa cells

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Journal of Integrative Agriculture 2025年第2期24卷 680-696页

作者： Chong Li Yangguang Ren Yudian Zhao Zihao Zhang Bin Zhai Jing Li Qi Li Guoxi Li Zhuanjian Li Xiaojun Liu Xiangtao Kang Ruirui Jiang Yadong Tian Donghua Li College of animal Science and Technology Henan Agricultural University Henan Key Laboratory for Innovation and Utilization of Chicken Germplasm Resources department of animal Science Henan Zhumadian Agricultural School

Tissue factor pathway inhibitor 2 (TFPI2) plays a key role in female ***, its expression and function in chickens are still *** this study, RNA-seq was performed on ovarian tissues from chickens aged 30 and 15 weeks to identify the differentially expressed gene *** full-length cDNA of TFPI2 was obtained from adult chicken ovaries by rapid-amplification of cDNA ends (RACe), and the putative TFPI2 protein was found to share a highly conserved amino acid sequence with known bird *** addition, TFPI2 was widely expressed in the tissues of adult chicken follicles according to quantitative real-time PCR (qRT-PCR) and Western *** suggested that the TFPI2 protein existed in chicken ovary follicles at differentdevelopmentalstates,suchasprimordialfollicles,theovarianstroma,andthegranulosaandtheca layers of prehierarchical follicles (6–8 mm) and preovulatory follicles (F1).In vitro, follicle stimulating hormone orluteinizinghormone(FSH/LH)stimulatedtheexpressionofTFPI2 in chicken granulosa ***-/LHinduced TFPI2 mRNA expression was mediated by signaling pathways such as the PKA, PKC, PI3K, and mToR ***, TFPI2 promoted the proliferation and viability of cultured granulosa cells and decreased the secretion of Progesterone (P4) and estrogen (e2) and the mRNA abundance of key steroidogenic enzymes(STAR,Cyp17a1,Cyp19a1and3B-HSD)aswellasMMPs(MMP2,7,9and11).Mechanistically,TFPI2inhibitedtheexpressionofMMP7via the Wnt signaling *** findings indicate thatTFPI2mayplay an important role in regulating chicken follicular development and ovulation and suggest the molecular regulation mechanisms.

关键词： layer TFPI2 FSH/LH follicles granulosa cells

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The VGLL2 gene participates in muscle development in Gushi chickens

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Journal of Integrative Agriculture 2025年第1期24卷 246-260页

作者： Wenya Li Haoxiang Ma Yanxing Wang Yushi Zhang Yang Liu Ruili Han Hong Li Hanfang Cai Xiaojun Liu Xiangtao Kang Ruirui Jiang Zhuanjian Li College of animal Science and Technology Henan Agricultural UniversityZhengzhou 450046China

Previous studies have shown that VGLL2,a member of the mammalian Vestigial-like(VGLL)family,plays important roles in the growth and development of animal skeletal muscle,but its specific role in the development of chicken skeletal muscle is *** main goal of this study was to explore the biological functions of VGLL2 in the development of chicken skeletal muscle and the proliferation and differentiation of skeletal muscle cells in *** this study,we detected the effect of VGLL2 on the proliferation of myoblasts by CCK8,edU and flow cytometry analyses after overexpressing and interfering with *** immunofluorescence was used to detect the effect of VGLL2 on the differentiation of ***-PCR and hematoxylin and eosin(H&e)staining were used to evaluate the effects of VGLL2 overexpression on the growth rate and muscle fiber structure of chicken skeletal *** results showed that VGLL2 inhibited the proliferation of primary cultured chicken myoblasts and promoted the differentiation of these ***,food intake and muscle fiber development were significantly enhanced by the overexpression of VGLL2 in *** together,these data demonstrate that the VGLL2 gene may be a useful marker for improving muscle mass in poultry.

关键词： chicken VGLL2 myoblast proliferation differentiation

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Comprehensive view of suicide:A neuro-immune-endocrine approach

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World Journal of Psychiatry 2025年第2期15卷 1-22页

作者： María D Ponce-Regalado enrique Becerril-Villanueva JoséLuis Maldonado-García Martha C Moreno-Lafont Gabriela Martínez-Ramírez Salomón Jacinto-Gutiérrez Rodrigo Arreola Karla Sánchez-Huerta Arturo Contis-Montes de oca Karla María López-Martínez elizabeth Bautista-Rodríguez JoséMiguel Chin-Chan Lenin Pavón Gilberto Pérez-Sánchez departamento de Ciencias de la Salud Centro Universitario de los AltosUniversidad de GuadalajaraTepatitlán de Morelos 47620JaliscoMexico laboratorio de Psicoinmunología Instituto Nacional de Psiquiatría Ramón de la Fuente MuñizCiudad de México 11340Mexico departamento de Bioquímica Facultad de MedicinaUniversidad Nacional Autónoma de MéxicoCoyoacánCiudad de México 04510Mexico departamento de Inmunología Escuela Nacional de Ciencias BiológicasInstituto Politécnico NacionalCiudad de México 11350Mexico Facultad de Medicina Facultad de Estudios Superiores IztacalaUniversidad Nacional autónoma de MéxicoTlalnepantla 54090Mexico Subdirección de Investigaciones Clínicas Instituto Nacional de Psiquiatría Ramón de la Fuente MuñizCiudad de México 11340Mexico laboratorio de Neurociencias Subdirección de Medicina ExperimentalInstituto Nacional de PediatríaCiudad de México 04530Mexico Sección de estudios de Posgrado e Investigación Escuela Superior de MedicinaInstituto Politécnico NacionalCiudad de México 11340Mexico Facultad de Biotecnología Universidad Popular Autónoma de PueblaPuebla 72410Mexico Química Clínica Facultad de Ciencias de la SaludUniversidad Autónoma de TlaxcalaTlaxcala 90750Mexico Facultad de Ciencias Químico-Biológicas Universidad Autónoma de CampecheCampeche 24039Mexico

Suicide is defined as the act of a person attempting to take their own life by causing *** is a complex phenomenon that is influenced by a multitude of factors,including psychosocial,cultural,and religious aspects,as well as genetic,biochemical,and environmental *** a biochemical perspective,it is crucial to consider the communication between the endocrine,immune,and nervous systems when studying the etiology of *** pathologies involve the bidirectional communication between the peripheral activity and the central nervous system by the action of molecules such as cytokines,hormones,and *** humoral signals,when present in optimal quantities,are responsible for maintaining physiological homeostasis,including mood *** elevates the cortisol and proinflammatory cytokines levels and alter neurotransmitters balance,thereby increasing the risk of developing a psychiatric disorder and subsequently the risk of suicidal *** review provides an integrative perspective about the neurochemical,immunological,and endocrinological disturbances associated with suicidal behavior,with a particular focus on those alterations that may serve as potential risk markers and/or indicators of the state preceding such a tragic act.

关键词： Suicide Neuroimmune endocrine Neurotransmitters Hormones Cytokines Hypothalamic-pituitary adrenal axis early life adversity Inflammation genetic predisposition Psychiatric disorders

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Role of gene polymorphisms in gastric cancer and its precursor lesions:Current knowledge and perspectives in Latin American countries

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World Journal of Gastroenterology 2014年第16期20卷 4503-4515页

作者： Miguel Angel Chiurillo laboratorio de genética Molecular "Dr.Jorge Yunis-Turbay" Decanato de Ciencias de la SaludUniversidad Centroccidental Lisandro AlvaradoBarquisimeto 3001Venezuela

Latin America shows one of the highest incidence rates of gastric cancer in the world,with variations in mortality rates among nations or even within countries belonging to this *** cancer is the result of a multifactorial complex process,for which a multistep model of carcinogenesis is currently *** to the infection with Helicobacter pylori,that plays a major role,environmental factors as well as genetic susceptibility factors are significant players at different stages in the gastric cancer *** differences in population origin,demographic structure,socio-economic development,and the impact of globalization lifestyles experienced in Latin America in the last decades,all together offer opportunities for studying in this context the influence of genetic polymorphisms in the susceptibility to gastric *** aim of this article is to discuss current trends on gastric cancer in Latin American countries and to review the available published information about studies of association of gene polymorphisms involved in gastric cancer susceptibility from this region of the world.A total of 40 genes or genomic regions and69 genetic variants,58%representing markers involved in inflammatory response,have been used in a number of studies in which predominates a low number of individuals(cases and controls)*** of IL-1B(-511 C/T,14 studies;-31 T/C,10 studies)and IL-1RN(variable number of tandem repeats,17 studies)are the most represented ones in the reviewed *** genetic variants recently evaluated in large metaanalyses and associated with gastric cancer risk were also analyzed in a few studies[e.g.,prostate stem cell antigen(PSCA),CDH1,Survivin].Further and better analysis centered in gene polymorphisms linked to other covariates,epidemiological studies and the information provided by meta-analyses and genome-wide association studies should help to improve our understanding of gastric cancer etiology in order to d

关键词： Latin America Gastric cancer Precancerous lesions gene polymorphisms Single nucleotide polymorphisms

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Hybridization despite elaborate courtship behavior and female choice in Neotropical tree frogs

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Integrative Zoology 2023年第2期18卷 208-224页

作者： Renato C.NALI Kelly R.ZAMUDIo Cynthia P.A.PRADo Programa de Pós-Graduação em ecologia Evolução e BiodiversidadeInstituto de BiociênciasUniversidade Estadual PaulistaRio ClaroSão PauloBrazil department of ecology and evolutionary Biology Cornell UniversityIthacaNew YorkUSA department of Integrative Biology University of TexasAustinTexasUSA departamento de Morfologia e Fisiologia animal Faculdade de Ciências Agrárias e VeterináriasUniversidade Estadual Paulista“Júlio de Mesquita Filho”JaboticabalSão PauloBrazil

The mechanisms of hybridization can be elucidated by analyzing genotypes as well as phenotypes that could act as premating barriers,as the reproductive interactions among heterospeciﬁcs can alter the evolutionary history of *** frogs,hybrids typically occur among species that reproduce explosively(in dense aggregations)with few opportunities for mate selection but are rare in species with elaborate courtship behaviors that may prevent erroneous *** 21 microsatellite markers,we examined hybridization in the prolonged-breeding tree frogs Bokermannohyla ibitiguara and *** sampled within a contact zone in the Brazilian savanna(72 tadpoles;74 adults).We also compared acoustic and morphological *** conﬁrmed both parental species genetically;STRUCTURe results conﬁrmed 14 hybrids,11 of which were second-generation according to NeWHYBRIDS,all with intermediate values of genetic dissimilarities compared to the *** and acoustic analyses revealed that hybrids showed variable but not necessarily intermediate ***,2 hybrids exhibited call types different from *** reproduction of *** involves territorial and aggressive males,elaborate courtships with acoustic and tactile stimuli,choosy females,and opportunistic *** study uncovers a rare case of viable hybridization among closely related frogs with such a combination of complex courtship behaviors and mate *** discuss the likely directionality and mechanisms behind this phenomenon,and highlight the importance of investigating hybridization even in species that show elaborate reproduction and female choice to advance our understanding of animal diversiﬁcation.

关键词： heterospeciﬁc mating hybrid zone Hylidae microsatellites prolonged-breeding

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