Search Results - "Parra, E. J"

Genome-wide association study of type 2 diabetes in a sample from Mexico City and a meta-analysis of a Mexican-American sample from Starr County, Texas by Parra, E. J., Below, J. E., Krithika, S., Valladares, A., Barta, J. L., Cox, N. J., Hanis, C. L., Wacher, N., Garcia-Mena, J., Hu, P., Shriver, M. D., Kumate, J., McKeigue, P. M., Escobedo, J., Cruz, M.

“…Aims/hypothesis We report a genome-wide association study of type 2 diabetes in an admixed sample from Mexico City and describe the results of a meta-analysis…”
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Genome-wide association and meta-analysis in populations from Starr County, Texas, and Mexico City identify type 2 diabetes susceptibility loci and enrichment for expression quantitative trait loci in top signals by Below, J. E., Gamazon, E. R., Morrison, J. V., Konkashbaev, A., Pluzhnikov, A., McKeigue, P. M., Parra, E. J., Elbein, S. C., Hallman, D. M., Nicolae, D. L., Bell, G. I., Cruz, M., Cox, N. J., Hanis, C. L.

“…Aims/hypothesis We conducted genome-wide association studies (GWASs) and expression quantitative trait loci (eQTL) analyses to identify and characterise risk…”
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Implications of correlations between skin color and genetic ancestry for biomedical research by PARRA, E. J, KITTLES, R. A, SHRIVER, M. D

“…Skin pigmentation is a central element of most discussions on 'race' and genetics. Research on the genetic basis of population variation in this phenotype,…”
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A systematic evaluation of normalization methods and probe replicability using infinium EPIC methylation data by Welsh, H, Batalha, C M P F, Li, W, Mpye, K L, Souza-Pinto, N C, Naslavsky, M S, Parra, E J

“…The Infinium EPIC array measures the methylation status of > 850,000 CpG sites. The EPIC BeadChip uses a two-array design: Infinium Type I and Type II probes…”
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Iron oxide and oxygen plasma functionalized multi-walled carbon nanotubes for the discrimination of volatile organic compounds by CLEMENT, P, HAFAIEDH, I, PARRA, E. J, THAMRI, A, GUILLOT, J, ABDELGHANI, A, LLOBET, E

“…Oxygen plasma functionalized multiwall carbon nanotubes and iron oxide decorated multiwall carbon nanotubes are studied for detecting volatile organic…”
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Effect of chemical and physical pretreatments on the convective drying of cape gooseberry fruits (Physalis peruviana) by Vásquez-Parra, J.E., Ochoa-Martínez, C.I., Bustos-Parra, M.

“…•Pretreatments reduce humidity after drying relative to untreated samples.•Type of oil and time have no effect on the humidity loss.•Oil concentration has an…”
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Admixture in the Hispanics of the San Luis Valley, Colorado, and its implications for complex trait gene mapping by Bonilla, C., Parra, E. J., Pfaff, C. L., Dios, S., Marshall, J. A., Hamman, R. F., Ferrell, R. E., Hoggart, C. L., McKeigue, P. M., Shriver, M. D.

“…Summary Hispanic populations are a valuable resource that can and should facilitate the identification of complex trait genes by means of admixture mapping…”
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Association of TCF7L2 polymorphisms with type 2 diabetes in Mexico City by Parra, EJ, Cameron, E, Simmonds, L, Valladares, A, McKeigue, P, Shriver, M, Wacher, N, Kumate, J, Kittles, R, Cruz, M

“…Polymorphisms within the transcription factor 7‐like 2 gene (TCF7L2) have been associated with type 2 diabetes (T2D) in several recent studies. We…”
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Population Structure in Admixed Populations: Effect of Admixture Dynamics on the Pattern of Linkage Disequilibrium by Pfaff, C.L., Parra, E.J., Bonilla, C., Hiester, K., McKeigue, P.M., Kamboh, M.I., Hutchinson, R.G., Ferrell, R.E., Boerwinkle, E., Shriver, M.D.

“…Gene flow between genetically distinct populations creates linkage disequilibrium (admixture linkage disequilibrium [ALD]) among all loci (linked and unlinked)…”
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Ancestral proportions and admixture dynamics in geographically defined African Americans living in South Carolina by Parra, E.J., Kittles, R.A., Argyropoulos, G., Pfaff, C.L., Hiester, K., Bonilla, C., Sylvester, N., Parrish-Gause, D., Garvey, W.T., Jin, L., McKeigue, P.M., Kamboh, M.I., Ferrell, R.E., Pollitzer, W.S., Shriver, M.D.

“…We analyzed admixture in samples of six different African‐American populations from South Carolina: Gullah‐speaking Sea Islanders in coastal South Carolina,…”
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Estimation of admixture and detection of linkage in admixed populations by a Bayesian approach: application to African-American populations by McKEIGUE, P. M., CARPENTER, J. R., PARRA, E. J., SHRIVER, M. D.

“…We describe a novel method for analysis of marker genotype data from admixed populations, based on a hybrid of Bayesian and frequentist approaches in which the…”
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Estimating African American Admixture Proportions by Use of Population-Specific Alleles by Parra, Esteban J., Marcini, Amy, Akey, Joshua, Martinson, Jeremy, Batzer, Mark A., Cooper, Richard, Forrester, Terrence, Allison, David B., Deka, Ranjan, Ferrell, Robert E., Shriver, Mark D.

“…We analyzed the European genetic contribution to 10 populations of African descent in the United States (Maywood, Illinois; Detroit; New York; Philadelphia;…”
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Destratification by Mechanical Mixers: Mixing Efficiency and Flow Scaling by Hill, D. F, Vergara, A. M, Parra, E. J

“…Experiments have been performed to assess the efficiency of mechanical mixers in destratifying water bodies. The effects of Reynolds number, physical scale,…”
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Comparison of narrow-band reflectance spectroscopy and tristimulus colorimetry for measurements of skin and hair color in persons of different biological ancestry by Shriver, Mark D., Parra, Esteban J.

“…We have used two modern computerized handheld reflectometers, the Photovolt ColorWalk colorimeter (a tristimulus colorimeter; Photovolt, UMM Electronics,…”
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Genome-wide meta-analysis associates GPSM1 with type 2 diabetes, a plausible gene involved in skeletal muscle function by Ding, Qiuju, Tan, Amelia Li Min, Parra, E J, Cruz, Miguel, Sim, Xueling, Teo, Yik-Ying, Long, Jirong, Alsafar, Habiba, Petretto, Enrico, Tai, E-Shyong, Chen, Huimei

“…Genome-wide association studies (GWASs) have identified many genetic variations associated with type 2 diabetes mellitus (T2DM) in Asians, but understanding…”
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Relation of type 2 diabetes to individual admixture and candidate gene polymorphisms in the Hispanic American population of San Luis Valley, Colorado by Parra, E J, Hoggart, C J, Bonilla, C, Dios, S, Norris, J M, Marshall, J A, Hamman, R F, Ferrell, R E, McKeigue, P M, Shriver, M D

“…The prevalence of type 2 diabetes is higher in populations of Native American ancestry, and in Hispanic American populations formed by admixture between…”
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Control of Confounding of Genetic Associations in Stratified Populations by Hoggart, Clive J., Parra, Esteban J., Shriver, Mark D., Bonilla, Carolina, Kittles, Rick A., Clayton, David G., McKeigue, Paul M.

“…To control for hidden population stratification in genetic-association studies, statistical methods that use marker genotype data to infer population structure…”
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Ancestral proportions and their association with skin pigmentation and bone mineral density in Puerto Rican women from New York city by BONILLA, Carolina, SHRIVER, Mark D, PARRA, Esteban J, JONES, Alfredo, FERNANDEZ, José R

“…Hispanic and African American populations exhibit an increased risk of obesity compared with populations of European origin, a feature that may be related to…”
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Antimicrobial Chemotherapy for Legionnaires Disease: Levofloxacin versus Macrolides by Garrido, Rosa Ma Blázquez, Parra, Francisco Javier Espinosa, Francés, Loreto Alemany, Guevara, Rosa Ma Ramos, Sánchez-Nieto, Juan Miguel, Hernández, Manuel Segovia, Martínez, José Antonio Serrano, Huerta, Faustino Herrero

“…Background. The community outbreak of legionnaires disease that occurred in Murcia, Spain, in July 2001—to our knowledge, the largest such outbreak ever…”
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ANÁLISIS COMPARATIVO DE LOS GRUPOS GENÉTICOS HOLSTEIN, JERSEY Y ALGUNOS DE SUS CRUCES EN UN HATO LECHERO DEL NORTE DE ANTIOQUIA EN COLOMBIA by Echeverri J. J., Arango J., Parra J. E.

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