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Mostrando ítems 1993-2012 de 4024

    • Genetic variation of the Y chromosome in Chibcha-Speaking amerindians of Costa Rica and Panama 

      Ruiz Narváez, Edward A.; Santos, Fabricio R.; Carvalho Silva, Denise R.; Azofeifa Navas, Jorge; Barrantes Mesén, Ramiro; Peña, Sergio D. J. (Human Biology 77(1): 71-91, 2005)
      Genetic variation of the Y chromosome in five Chibchan tribes (Bribri, Cabecar, Guaymi, Huetar, and Teribe) of Costa Rica and Panama was analyzed using six microsatellite loci (DYS 19, DYS389A, DYS389B, DYS390, DYS391, and ...

    • Genetic, dietary, and other lifestyle determinants of serum homocysteine levels in young adults in Costa Rica 

      Holst Schumacher, Ileana; Monge Rojas, Rafael; Cambronero Gutiérrez, Priscilla; Brenes Camacho, Gilbert (2005)
      Objective: Elevated serum total homocysteine (tHcy) is considered an independent risk factor for cardiovascular disease. The objective of this study was to develop the first-ever information on the prevalence of ...

    • Genética de la esquizofrenia: avances en el estudio de genes candidatos 

      Pacheco, Adriana; Raventós Vorst, Henriette (Rev. biol. trop v.52 n.3, p. 467-473 sep. 2004, 2004)
      Genetics of Schizophrenia: advances in the study of candidate genes. Schizophrenia is one of the most severe mental disorders that affect 1% of the population worldwide. It is clear that both genetic and environmental ...

    • La genética humana en Costa Rica situación actual y sus perspectivas 

      Barrantes Mesén, Ramiro (1985)
      Se analiza la situación de la genética humana en Costa Rica mediante un estudio de la literatura científica publicada entre 1964 y 1984. Se muestra que a partir de 1976 se ha incrementado el número de publicaciones en este ...

    • Genomic context of the two integrons of ST-111 Pseudomonas aeruginosa AG1: A VIM-2-carrying old-acquaintance and a novel IMP-18-carrying integron 

      Molina Mora, José Arturo; Chinchilla Montero, Diana; García Batan, Raquel; García Santamaría, Fernando (2021)
      Pseudomonas aeruginosa is an opportunist and versatile organism responsible for infections mainly in immunocompromised hosts. This pathogen has high intrinsic resistance to most antimicrobials. P. aeruginosa AG1 (PaeAG1) ...

    • Genotoxicidad de tres plaguicidas utilizados en la actividad bananera de Costa Rica 

      Vindas Smith, Rebeca; Ortiz Morales, Fernando; Ramírez Mayorga, Vanessa; Cuenca Berger, Patricia (Revista de Biología Tropical 52(3) p.601-609, 2004-12-15)
      Se evaluó la genotoxicidad in vitro de los fungicidas imazalil y tiabendazol y del insecticida clorpirifos, formulaciones empleadas en las bananeras costarricenses, utilizando la técnica de electroforesis de células únicas ...

    • Geographical variability of the venoms of four populations of Bothrops asper from Panama: Toxicological analysis and neutralization by a polyvalent antivenom 

      Vélez, Sara María; Salazar, Marcos H.; Acosta de Patiño, Hildaura; Gómez de González, Leandra Yolanda; Rodriguez, Abdiel; Correa, David; Saldaña, Julio; Navarro, Deyvi; Lomonte, Bruno; Otero Patiño, Rafael; Gutiérrez, José María (2017-06)
      Bothrops asper is the medically most important venomous snake in Central America. In Panama, the country having the highest incidence of snakebites in Latin America, B. asper is widely distributed throughout the country ...

    • Gestión del cuidado de enfermería ginecológica a mujeres que presentaron un aborto inducido: una revisión integrativa 

      Morales Pérez, Karelia (2022)
      El aborto inducido o provocado ha sido un tema controversial para la sociedad, para las (os) Enfermeras(os), quienes abordan a estas mujeres, han cambiado su visión de continuidad de la vida, a una visión de respeto frente ...

    • Giardiasis: Impact on child growth 

      Farthing, Michael J. G.; Mata Jiménez, Leonardo; Urrutia, Juan José; Kronmal, Richard A. (1986)
      Chronic disorders of the gastrointestinal tract may impair physical growth during infancy and childhood. Growth retardation has been particularly well documented in children with Crohn's disease and coeliac disease in which ...

    • Gingival and Nutritional Status of 12-year-olds in Costa Rica 

      Ramírez Chan, Karol Gabriela; Rojas Gómez, Mónica; Rojas Guzmán, Rebeca; Solano Sanabria, Mariana; Villalobos Méndez, Carolina; Gómez Fernández, Adrián; Gómez Salas, Georgina (2020)
      Objectives: Research on gingival health of 12-year-olds in Costa Rica is scarce. Since nutrition is an integral component of oral health, this study aims to determine gingival status of 12-year-olds in Carmen Lyra Public ...

    • Gingival Health Related to intake of Different Types of Foods and Body Mass Index in 12- year- old Schoolchildren 

      Ramírez Chan, Karol Gabriela; Gómez Fernández, Adrián; Rojas Gómez, Mónica María; Rojas Guzmán, Rebeca; Solano Sanabria, Mariana; Villalobos Méndez, Carolina; Gómez Salas, Georgina (2020-03-06)
      Research on gingival health of 12-year-old schoolchildren in Costa Rica is scarce. Since nutrition is an integral component of oral health, this study aimed to determine gingival status of 12-year-olds at Carmen Lyra Public ...

    • Gingival State and Presence of Red Complex Bacteria in 12-Year-Old Schoolchildren 

      Vega Chin, Alberto; Silva de la Fuente, Sandra Maria; Gómez Fernández, Adrián; Ortiz Acuña, Lucía; Mora González, Alexa; Rodríguez Masís, Rosibel; Ramírez Chan, Karol Gabriela (2022-03-30)
      The objective of this study was to determine the gingival state and presence of red complex bacteria in saliva samples of 12-year-old schoolchildren. A calibrated periodontist evaluated biofilm index (BI) (Silness and Löe, ...

    • Ginsenosides and other Phytochemicals of Panax spp. Properties and uses in the pharmaceutical field 

      Solís Vindas, Gretel; Chavarría Rojas, Marianela; Vargas Zúñiga, Rolando; Carazo Berrocal, Gustavo; Madrigal Redondo, German (2021)
      Introduction: Ginseng has been used since ancient times, for its medicinal properties. This plant comes from the genus Panax, and the most representative species are Panax quinquefolium, Panax ginseng, and Panax ...

    • Glaucoma in Costa RIca. Initial approaches 

      Rautenstrauss, Bernd; Azofeifa Navas, Jorge; Chavarría Soley, Gabriela (2004-12-15)
      El glaucoma es la segunda causa de ceguera irreversible en el mundo. El componente genetico de algunos de los distintos tipos ha sido demostrado: seis loci (GLC1AGLC1F) y dos genes (TIGNMY0C y OPTN) se conocen. hasta ...

    • Global genetic diversity of Aedes aegypti 

      Gloria Soria, Andrea; Ayala, Diego; Bheecarry, Ambicadutt; Calderón Arguedas, Ólger; Chadee, Dave D.; Chiappero, Marina; Coetzee, Maureen; Bin Elahee, Khouaildi; Fernández Salas, Ildefonso; Kamal, Hany A.; Kamgang, Basile; Khater, Emad I. M.; Kramer, Laura D.; Kramer, Vicki; López Solís, Alma; Lutomiah, Joel; Martins Jr, Ademir; Micieli, María Victoria; Paupy, Christophe; Ponlawat, Alongkot; Rahola, Nil; Rasheed, Syed Basit; Richardson, Joshua B.; Saleh, Amag A.; Sánchez Casas, Rosa María; Seixas, Gonçalo; Sousa, Carla A.; Tabachnick, Walter J.; Troyo Rodríguez, Adriana; Powell, Jeffrey R. (2016-11)
      Mosquitoes, especially Aedes aegypti, are becoming important models for studying invasion biology. We characterized genetic variation at 12 microsatellite loci in 79 populations of Ae. aegypti from 30 countries in six ...

    • Global genetic variation at nine short tandem repeat loci and implications on forensic genetics 

      Sun, Guangyun; McGarvey, Stephen T.; Bayoumi, Riad; Mulligan, Connie J.; Barrantes Mesén, Ramiro; Raskin, Salmo; Zhong, Yixi; Akey, Joshua; Chakraborty, Ranajit; Deka, Ranjan (European Journal of Human Genetics (2003) 11, 39 – 49, 2003-01)
      We have studied genetic variation at nine autosomal short tandem repeat loci in 20 globally distributed human populations defined by geographic and ethnic origins, viz., African, Caucasian, Asian, Native American and ...

    • Global Importance of Diarrhieal Diseases and Malnutrition 

      Mata Jiménez, Leonardo (1985)
      The amount of new knowledge accumulated in the past 15 years about the aetiology, epidemiology, and public significance of diarrhoeal disease is quite remarkable, particularly because such knowledge has challenged orthodox ...

    • Global overview of injecting drug use and HIV infection 

      McCoy, Clyde B.; Rodríguez, Frank (lancet 265 p. 1008-1009, 2005-03-19)
      Late in 2004, Carmen Aceijas and colleagues, on behalf of the United Nations Reference Group on HIV/AIDS Prevention and Care among IDU in Developing and Transitional Countries, presented global estimates of the prevalence ...

    • Grado de polimerización y adaptación marginal de cavidades obturadas con resinas Bulk Fill 

      Lafuente Marín, José David (2016)

    • Granuloma piógeno en labio inferior: Reporte de caso y revisión de literatura 

      Boza Oreamuno, Yadira Vanessa; Ovares Saballos, Silvia (2016)
      El Granuloma Piógeno (GP) es una lesión benigna, hiperplásica, se considera como una respuesta exagerada de los tejidos a traumas de baja intensidad. Puede afectar tanto piel como mucosas. En cavidad oral el GP muestra ...