11 results for “Sexual Development”

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Research ArticleOpen accessEvery word in the titleTesticular Development in Holstein, F1 Crossbred Holstein-Gyr, Gyr, and Nellore Bulls During Puberty and Sexual Maturity in Tropical ConditionsGustavo Eduardo Freneau, Jose Domingos Guimaraes, Vicente Ribeiro Vale Filho, Arnhold EmmanuelContext: Puberty and sexual maturity are very important economic aspects in the beef industry and bull production. The aim of this study was to characterize and determine the sexual development of Bos taurus, Bos indicus, and F1 crossbreeds of these two subspecies of bulls and their testicular growth and shape. We observed the evolution of testicular development characteristics and seminal … …American Journal of Animal and Veterinary Sciences, Vol. 21, Issue 2 · 9 Jul 2026 · 1,197 accessesView PDF Cite

Research ArticleOpen accessIn the keywordsAn Integrative Approach to the Study of Individuality of Subjects of Educational Activity in the Ontogeny from the Positions of Sex and GenderLubov Vladimirovna MishchenkoScientists are trying to study the peculiarities of men and women by adding biological and social components of the human, however since gender is not the natural givenness, but a social construct assuming self-awareness and self-determination, the connections between these components will be refracted through a variety of conditions. The purpose of the article is an integrative study of non-linear … …American Journal of Applied Sciences, Vol. 13, Issue 5 · 27 May 2016 · 7,329 accessesView PDF Cite

Research ArticleOpen accessIn the abstractMale Rape: The Forbidden WordInes YagiThere is much research and growing attention on Gender-Based Violence (GBV), including rape against men and boys. There is substantial evidence indicating that sexual violence against men is common in most armed conflicts. Most of the research tends to focus on the prevalence and long and short-term impacts of sexual violence perpetrated against men during armed conflicts in different countries … …Journal of Social Sciences, Vol. 20, Issue 1 · 11 Oct 2024 · 5,695 accessesView PDF Cite

Research ArticleOpen accessIn the abstractA Mother Plant and Somatic Embryo Registry for the Propagation and Conservation of Artificial Seeds of the Orchid Phragmipedium kovachiiOsber Cunia, Manuel Oliva, Segundo G. Chavez et al.Phragmipedium kovachii, is an endemic orchid that naturally inhabits the humid zones of the Amazonas region in Peru. Currently, it has been extracted from its natural habitat, listed as critically endangered by CITES, suggesting searching for conservation strategies in vitro and in situ. Therefore, this research established an in vitro protocol to obtain and conserve artificial seed, through four events: … …OnLine Journal of Biological Sciences, Vol. 24, Issue 4 · 8 Jul 2024 · 5,302 accessesView PDF Cite

Review ArticleOpen accessIn the abstractThe Impact of Di-2-Ethylhexyl Phthalate (DEHP) in Focus on the Reproductive System and Toxicity in Rat or Mammalian ModelVenkataramanaiah Poli, Srinivasulu Reddy MotireddyAbsalan, F., Saremy, S., Mansouri, E., Moghadam, M. T., Moghadam, A. R. E., & Razie, G. (2016). Effects of Mono-(2-Ethylhexyl) Phthalate and Di-(2-Ethylhexyl) Phthalate Administrations on Oocyte Meiotic Maturation, Apoptosis and Gene Quantification in Mouse Model. Cell Journal, 18(4), 503–513. https://doi.org/10.22074/cellj.2016.4717 Acevedo‐Rodriguez, A., Kauffman, A. S., Cherrington, B. D., Borges, C. S., Roepke, T. A., & Laconi, M. (2018). Emerging … …American Journal of Pharmacology and Toxicology, Vol. 19, Issue 1 · 6 Jun 2024 · 12,990 accessesView PDF Cite

Research ArticleOpen accessIn the abstractAdvanced Assessing Techniques of the Reproductive Performance of BullsGulzat Turysbayeva, Isatay Jakupov, Aisulu Kuzerbayeva, Zhanargul ZharkimbayevaThe sperm quality supplied by producers is an urgent problem in the field of livestock breeding. Therefore, monitoring the health of male producers and sperm quality is of great priority. The study aimed to assess the reproductive performance of bulls using laboratory, clinical, morphological, ultrasound and reflexological techniques. A total of 17 heads of Kazakh-white-headed, Holstein-Frieze and Simmental breeds were … …American Journal of Animal and Veterinary Sciences, Vol. 18, Issue 1 · 23 Jan 2023 · 5,666 accessesView PDF Cite

Research ArticleOpen accessIn the abstractStructural Organization of Vitelline Cells of Trematode with Undifferentiated Body of Azygia Lucii (Muller, 1776)Rimma Meyramovna Ualiyeva, Sayan Berikovich Zhangazin, Indira Bulatovna AltayevaIt is known that the class Trematoda includes exclusively parasitic forms of flatworms. In this regard, they have formed a variety of morphological and functional adaptations to a parasitic lifestyle. One of them is the colossal fecundity, which provides the possibility of rapid and wide settlement and detection of hosts. Therefore, the study of the sexual reproduction of helminths is … …OnLine Journal of Biological Sciences, Vol. 22, Issue 1 · 26 Jan 2022 · 6,378 accessesView PDF Cite

EditorialOpen accessIn the abstractThe Timeless Contribution of Rootstocks towards Successful Horticultural Farming: From Ancient Times to the Climate Change EraIoannis E. PapadakisGrafting is a horticultural practice by which living vegetative plant organs (root, stem and/or buds) of either the same genotype or, usually, different genotypes belonging to the same species, genus, subfamily and/or family, are tightly connected to each other to form a double-compound plant. In fact, it is a method of asexual (clonal-vegetative) propagation of plants. The basal part of … …American Journal of Agricultural and Biological Sciences, Vol. 11, Issue 4 · 16 Dec 2016 · 9,521 accessesView PDF Cite

Research ArticleOpen accessIn the abstractEfficacy Assessment of Kaempferia parviflora for the Management of Erectile DysfunctionPanakaporn Wannanon, Jintanaporn Wattanathorn, Terdthai Tong-Un et al.Age-related decline in erectile function is a noted phenomenon worldwide. A variety of medicinal plants have been identified as having strong aphrodisiac properties along with the ability to improve erectile functioning. Kaempferia Parviflora (KP) has famous as a Thai Viagra and use it to increase male impotency. However, there is limited scientific evidence regarding the efficacy of this herb on … …OnLine Journal of Biological Sciences, Vol. 12, Issue 4 · 4 Feb 2013 · 19,852 accessesView PDF Cite

Research ArticleOpen accessIn the abstractThe Use of Silver Vine (Actinidia Polygama Maxim, Family Actinidiaceae) as an Enrichment Aid for Felines: Issues and ProspectsCharles I. Abramson, Angela Lay, Timothy J. Bowser, Christopher A. VarnonProblem statement: This study highlights the potential of using silver vine as an enrichment additive for felines. Approach: A literature review was conducted on the use of silver vine since 1973. The articles were categorized into studies concerned with behavior, biological effects, beneficial uses, plant and chemical studies. Results: We found surprisingly few studies that utilized silver vine. There were … …American Journal of Animal and Veterinary Sciences, Vol. 7, Issue 1 · 10 Mar 2012 · 18,942 accessesView PDF Cite