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39 articles for “First Sex”
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Research ArticleOpen accessIn the keywordsCHANGE OVER TIME IN THE HUMAN IMMUNODEFICIENCY VIRUS RISK PERCEPTIONS OF YOUTHAnn M. Beutel, Kermyt G. AndersonAlthough the vulnerability of young people to HIV/AIDS continues to be a serious concern in South Africa, no research has used a representative sample of South African youth to examine whether individual Human Immunodeficiency Virus (HIV) risk perceptions change over time and, if they do, what factors are associated with change. Using data from the Cape Area Panel Study, a … …Journal of Social Sciences, Vol. 9, Issue 1 · 29 Apr 2013 · 8,251 accessesView PDFCite
Research ArticleOpen accessIn the abstractEpidemiological, Molecular, and Hematological Characteristics of Infection by Anaplasma Spp., Babesia Spp., Ehrlichia Spp., and Hepatozoon Spp., in Shelter Dogs from Northeastern ColombiaMaría Victoria Esteban-Mendoza, Ian Sebastián Murcia-Cueto et al.Tick-borne pathogens represent a significant health problem for dogs, particularly in shelters, where overcrowding and limited veterinary care can facilitate transmission. Although these agents are widely distributed throughout Colombia, epidemiological studies in shelter populations remain scarce. This study evaluated 112 dogs from nine shelters in the Metropolitan Area of Bucaramanga (MAB), Santander, to determine the frequency of infections caused by … …American Journal of Animal and Veterinary Sciences, Vol. 21, Issue 3 · 9 Oct 2026 · 578 accessesView PDFCite
Research ArticleOpen accessIn the abstractPrevalence of Feline Leukemia Virus and Feline Immunodeficiency Virus in Patients from Veterinary Centers in Three Colombian CitiesAna Sofía Mejía-Villada, Maria José Arenas-González, Carolina Ríos Usuga et al.In Colombia, research on Feline Leukemia Virus (FeLV) and Feline Immunodeficiency Virus (FIV) is incipient, despite being the viruses of greatest clinical and epidemiological importance in domestic cats, presenting a worldwide distribution but with very variable prevalence. To determine the molecular prevalence of FeLV and FIV and their associated factors in domestic cats treated in veterinary centers in three Colombian … …American Journal of Animal and Veterinary Sciences, Vol. 19, Issue 3 · 11 Jun 2024 · 7,283 accessesView PDFCite
Research ArticleOpen accessIn the abstractHospital-Based Antibiotic Therapy in Benin: A Point Prevalence Survey at the Departmental and Teaching Hospital of Borgou-Alibori in 2022Cossi Angelo Attinsounon, Aldin Gnaha, Carine Laurence Yehouenou et al.Antimicrobial resistance is a public health problem. The main factor favoring the development of antibiotic resistance is the abusive or inappropriate use of antibiotics. This study is the first to take all services into account and aims to describe antibiotic therapy practices in the Departmental and Teaching Hospital of Borgou-Alibori (DTH-BA). Patients and methods: This was a cross-sectional, descriptive survey … …American Journal of Infectious Diseases, Vol. 19, Issue 4 · 10 Feb 2024 · 6,095 accessesView PDFCite
Research ArticleOpen accessIn the abstractExogenous Progesterone for Offspring Sex Ratio Manipulation in Arabic Chickens (Gallus turcicus) Leading to Increasing Female Chicks ProportionIswati, Muhammad Halim Natsir, Gatot Ciptadi, Trinil SusilawatiFemale birds of egg-laying hens are more valuable than males, because males bird have no commercial value. The opportunity to manipulate offspring sex ratio in poultry has been observed in female birds; hence, female birds have heterogametic ZW chromosomes. High progesterone concentration 2-5 h before ovulation is thought to affect the segregation of female sex chromosomes as the basis for … …American Journal of Animal and Veterinary Sciences, Vol. 16, Issue 1 · 17 Feb 2021 · 7,500 accessesView PDFCite
Research ArticleOpen accessIn the abstractComparative Assessment of Meat Quality Characteristics of Cattle Depending on Breed, Age and Growing Conditions in the Republic of KazakhstanGulzat Oraz, Asan Ospanov, Urishbay Chomanov et al.The results of meat productivity of young cattle of beef breeds (Auliekol, Kazakh Whitehead, Galloway, Hereford) depending on the breed, sex, and age (young bulls, steers-calves, heifers, first-calf cows, adult cattle-cows, bulls, calves) grown in the Western Region of the Republic of Kazakhstan during winter, turning winter (pre-spring), early spring and spring periods are given. The animals were divided into … …OnLine Journal of Biological Sciences, Vol. 22, Issue 2 · 19 May 2022 · 6,940 accessesView PDFCite
Research ArticleOpen accessIn the abstractNormative Data Obtained in Testing the Sense of Hearing in Kangal Shepherd DogsMustafa Koçkaya, Yusuf Özşensoy, Hakan MuratSense of hearing is of crucial importance for dogs to perform their duties. There is no study to determine the reference latency intervals of dogs' sense of hearing. The aim of this study is to identify normative data that can be used as the reference interval for the wave latencies I, III and V at 80 dB with respect to … …American Journal of Animal and Veterinary Sciences, Vol. 14, Issue 3 · 22 Aug 2019 · 7,350 accessesView PDFCite
Research ArticleOpen accessIn the abstractOxidative Stress and Reproductive Damage Induced by Lead Acetate in Female Guinea Pig (Cavia porcellus): Curative Effects of Hydroethanolic Extract of Spirulina platensisDeutcheu Nienga Sorelle, Ngoula Ferdinand, Manfo Tsague Faustin Pascal et al.This study was aimed at evaluating the curative effects of Hydroethanolic Extract Of Spirulina platensis (HESP) on the reproductive function of female Guinea pig exposed to oxidative stress. Sixty females, 3-4 months old, weighing 300-400 g were divided into six groups (10 animals/group). The neutral control received distilled water, the negative control was treated with lead acetate at a dose … …American Journal of Animal and Veterinary Sciences, Vol. 14, Issue 1 · 8 Apr 2019 · 7,422 accessesView PDFCite
Research ArticleOpen accessIn the abstractClinical and Epidemiological Characteristics of New Cases of HIV/AIDS Identified between 2011-2016 at a Tertiary Hospital, in Mexico CityEnrique Alcalá Martínez, Verónica Alejandra Gaona Flores, Paz Ayar Nibardo, Guevara Iturriaga SamantaNowadays, HIV infections and AIDS cases are on the increase in Africa, Asia, Latin America and the Caribbean. The associated risk factors for developing AIDS have been: Alcoholism, drug use, malnutrition, comorbidities and semi-illiteracy. The objective of the study was to describe the clinical and epidemiological characteristics of new cases of HIV/AIDS and to look for the possible factors associated … …American Journal of Infectious Diseases, Vol. 14, Issue 2 · 5 Sep 2018 · 7,919 accessesView PDFCite
Research ArticleOpen accessIn the abstractComparison of enzyme Immunoassay with Immunofluorescence Assay for the Diagnosis of Mycoplasma pneumoniae Respiratory Tract Infections in ChildrenOsama Mohammed Saed Abdul-WahabMycoplasma pneumoniae is a frequent cause of acute respiratory infections in both children and adults. Currently, diagnosis of M. pneumoniae infection will based principally on serology and the detection of IgM can provide an early and sensitive diagnosis in children. A variety of commercial immunodiagnostic assays, such as Indirect Enzyme-Linked Immunosorbent (ELISA) assay and Indirect Immunofluorescence (IFA), are now available … …American Journal of Immunology, Vol. 9, Issue 2 · 21 Jun 2013 · 7,412 accessesView PDFCite