Sex Behavior
Mostrando 37-48 de 342 artigos, teses e dissertações.
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37. Avaliação da imobilidade tônica em codornas de corte via análise de sobrevivência
ABSTRACT Tonic immobility (TI) is a way to measure fear, as characterized by the reduced capacity to respond to external stimuli. The time spent in TI indicates the level of fear. Since TI is measured as the time until event occurrence, survival analysis stands out as a suitable statistical method to treat these data. We aimed to investigate the influence of
Arq. Bras. Med. Vet. Zootec.. Publicado em: 2018-06
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38. Analysis of patients diagnosed with primary cutaneous melanoma in the last six years in Hospital Erasto Gaertner: epidemiologic profile
Abstract: BACKGROUND: Melanoma is one of the conditions with greater increase in incidence worldwide in recent decades. It is a skin cancer with potential high lethality and predominates in Caucasian adults. Treatment of primary cutaneous melanoma is essentially surgical and search for sentinel lymph node can modify the aggressiveness of the treatment. OBJ
An. Bras. Dermatol.. Publicado em: 2018-06
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39. Risk behavior score: a practical approach for assessing risk among men who have sex with men in Brazil
ABSTRACT HIV/AIDS epidemic is not well controlled, and multiple sexual behavior factors help explain high rates of HIV infection among men who have sex with men (MSM). This article proposes to exam the use of a potential risk behavior score for HIV infection, based on the type and number of sexual partners, and condom use, and their associated factors in a s
Braz J Infect Dis. Publicado em: 2018-03
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40. Experimental predatory behavior of the stone crab Eriphia verrucosa (Forskål, 1775) (Decapoda, Brachyura, Eriphiidae)
Abstract Predatory behavior of the crab Eriphia verrucosa (Forskål, 1775) on the oyster Magallana angulata (Lamarck, 1819), the mussel Mytilus galloprovincialis Lamarck, 1819, the limpet Patella depressa Pennant, 1777, the hermit crab Clibanarius erythropus (Latreille, 1818), the gastropod Phorcus lineatus (da Costa, 1778) and the sea urchin Paracentrotus l
Nauplius. Publicado em: 11/12/2017
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41. Depression and adherence to antiretroviral treatment in HIV-positive men in São Paulo, the largest city in South America: Social and psychological implications
OBJECTIVES: The aim of the present study was to investigate the prevalence of depression and adherence to antiretroviral treatment in two groups of individuals: men who have sex with men (MSM) and men who have sex with women (MSW). METHODS: Two hundred and sixteen participants (MSM=116; MSW=100) who visited the Clinics Hospital of the School of the Medicin
Clinics. Publicado em: 2017-12
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42. High HIV infection prevalence in a group of men who have sex with men
ABSTRACT Brazil is characterized by a concentrated AIDS epidemic, it has a prevalence of less than 1% in the general population. However, there are higher rates in specific populations, especially in men who have sex with men. The study's aim was to analyze the association between sociodemographic characteristics, sexual practices, sexual behaviors and the H
Braz J Infect Dis. Publicado em: 2017-12
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43. Engagement in physical education classes and health among young people: does sports practice matter? A cross-sectional study
ABSTRACT CONTEXT AND OBJECTIVE: Physical education classes aim to promote health but it is unknown whether benefits occur independently of sports practice. The purpose of this study was to examine associations between engagement in physical education classes and physical fitness and obesity according to sports practice among Brazilian students. DESIGN AND
Sao Paulo Med. J.. Publicado em: 17/11/2017
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44. Dimensions of youth psychopathy differentially predict concurrent pro- and antisocial behavior
Objective: To investigate the unique contribution of narcissism and impulsivity, in addition to callous-unemotional (CU) traits, in explaining concurrent prosocial and antisocial behavior. Method: Two hundred and forty-nine schoolchildren (53% female; age 9-12 years) completed the self-report Strengths and Difficulties Questionnaire (SDQ) and the Antisocia
Rev. Bras. Psiquiatr.. Publicado em: 2017-09
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45. Viral hepatitis in female sex workers using the Respondent-Driven Sampling
ABSTRACT OBJECTIVE To estimate the prevalence of hepatitis B virus and C virus infections and their genotypes and analyze the risk factors for the markers of exposure to hepatitis B virus in female sex workers in a region of intense sex trade. METHODS This is a cross-sectional study performed with four hundred and two female sex workers in Goiânia, Brazil
Rev. Saúde Pública. Publicado em: 26/06/2017
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46. Loss to follow-up in a cohort of HIV-negative men who have sex with men: Project Horizonte
ABSTRACT OBJECTIVE The objective of this study is to estimate the attrition rates and evaluate factors associated with loss to follow-up between 1994 and 2011 in an open cohort of HIV-negative men who have sex with men. METHODS The Project Horizonte is an open cohort study that aimed to assess the incidence of HIV infection, evaluate the impact of educatio
Rev. Saúde Pública. Publicado em: 26/06/2017
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47. The peculiar breeding biology of the Amazonian frog Allobates subfolionidificans (Aromobatidae)
ABSTRACT Allobates subfolionidificans is a vulnerable and endemic leaf-litter frog from the state of Acre, Brazilian Amazonia. We monitored a population of A. subfolionidificans through regular censuses and mark-recapture of 181 individuals during an entire breeding season to characterize its reproductive behavior. The space use of A. subfolionidificans indi
An. Acad. Bras. Ciênc.. Publicado em: 2017-06
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48. Epigenetic modifications and their relation to caste and sex determination and adult division of labor in the stingless bee Melipona scutellaris
Abstract Stingless bees of the genus Melipona, have long been considered an enigmatic case among social insects for their mode of caste determination, where in addition to larval food type and quantity, the genotype also has a saying, as proposed over 50 years ago by Warwick E. Kerr. Several attempts have since tried to test his Mendelian two-loci/two-allele
Genet. Mol. Biol.. Publicado em: 02/03/2017