Héctor Díaz-Zabala

ORCID: 0000-0003-4092-3531
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About
Contact & Profiles
Research Areas
  • Nutritional Studies and Diet
  • BRCA gene mutations in cancer
  • Cancer Genomics and Diagnostics
  • Forensic and Genetic Research
  • Genetic factors in colorectal cancer
  • Genomics and Phylogenetic Studies
  • Medicine and Dermatology Studies History
  • Nonmelanoma Skin Cancer Studies
  • RNA modifications and cancer
  • Genetic diversity and population structure
  • Nutrition, Genetics, and Disease
  • RNA Research and Splicing
  • CRISPR and Genetic Engineering
  • Genetic Associations and Epidemiology
  • DNA Repair Mechanisms
  • Genomic variations and chromosomal abnormalities
  • RNA and protein synthesis mechanisms
  • Epigenetics and DNA Methylation
  • Forensic Anthropology and Bioarchaeology Studies

Vanderbilt University Medical Center
2024

Vanderbilt University
2022

Memorial Sloan Kettering Cancer Center
2020

Ponce Health Sciences University
2015-2018

University of Puerto Rico-Mayaguez
2017

Arizona State University
2017

Despite advances in DNA sequencing technology and expanded medical guidelines, the vast majority of individuals carrying pathogenic variants common cancer susceptibility genes have yet to be identified. An alternative population-wide genetic screening healthy would exploit trend for testing at time diagnosis guide therapy prevention, combined with augmented familial diffusion or "cascade" genomic risk information.

10.1200/jco.19.02010 article EN cc-by Journal of Clinical Oncology 2020-01-10

Breast cancer is the most common cause of diagnosis in women and responsible for considerable mortality among Puerto Rico. However, there are few studies Rico on genetic factors influencing risk. To determine contribution pathogenic mutations BRCA1 BRCA2, we sequenced these genes 302 cases from two separate medical centers, who were not selected age onset or family history. We identified nine that carriers germline mutation. This represents 2.9% unselected 5.6% meeting National Comprehensive...

10.3390/cancers10110419 article EN Cancers 2018-11-02

Abstract Background: Lung cancer risk attributable to smoking is dose dependent, yet few studies examining a polygenic score (PRS) by interaction have included comprehensive lifetime pack-years smoked. Methods: We analyzed data from participants of European ancestry in the Framingham Heart Study Original (n = 454) and Offspring 2,470) cohorts enrolled 1954 1971, respectively, followed through 2018. built PRS for lung using participant genotyping genome-wide association study summary...

10.1158/1055-9965.epi-23-0571 article EN cc-by-nc-nd Cancer Epidemiology Biomarkers & Prevention 2024-01-16

Abstract Microsatellite instability (MSI) is detected in approximately 15% of colorectal cancers (CRCs). WD40 and tetratricopeptide repeats 1 (WDTC1) frequently mutated MSI CRC, indicating that it may contribute to CRC development. However, the functional evidence role WDTC1 development remains unknown. Herein, we conducted vitro assays examine function using knockdown experiments three cell lines, SW480, CACO2, LoVo. We provided strong silencing significantly suppressed proliferation,...

10.1093/carcin/bgac027 article EN Carcinogenesis 2022-03-01

Maternal lineages of West Eurasian and North African origin account for 11.5% total mitochondrial ancestry in Puerto Rico. Historical sources suggest that this arrived mostly from European migrations took place during the four centuries Spanish colonization This study analyzed 101 control region sequences diagnostic coding variants a sample set randomly systematically selected using census-based sampling frame to be representative Rican population, with goal defining Eurasian-North maternal...

10.13110/humanbiology.89.2.04 article EN Human Biology 2017-01-01

<p>Supplemental Figure 1: Sample timeline of data collection, timing examinations (i.e., when smoking status is updated), and lung cancer incidence in an FHS Offspring participant who attended 9 was diagnosed with 2001.</p>

10.1158/1055-9965.25532571 preprint EN cc-by 2024-04-03

<div>AbstractBackground:<p>Lung cancer risk attributable to smoking is dose dependent, yet few studies examining a polygenic score (PRS) by interaction have included comprehensive lifetime pack-years smoked.</p>Methods:<p>We analyzed data from participants of European ancestry in the Framingham Heart Study Original (<i>n</i> = 454) and Offspring 2,470) cohorts enrolled 1954 1971, respectively, followed through 2018. We built PRS for lung using participant...

10.1158/1055-9965.c.7162281.v1 preprint EN 2024-04-03

<div>AbstractBackground:<p>Lung cancer risk attributable to smoking is dose dependent, yet few studies examining a polygenic score (PRS) by interaction have included comprehensive lifetime pack-years smoked.</p>Methods:<p>We analyzed data from participants of European ancestry in the Framingham Heart Study Original (<i>n</i> = 454) and Offspring 2,470) cohorts enrolled 1954 1971, respectively, followed through 2018. We built PRS for lung using participant...

10.1158/1055-9965.c.7162281 preprint EN 2024-04-03

<p>Supplemental Figure 2: Overlaid histograms of pack-years smoked by smoking status. This plot shows that currently individuals tended to incur more than formerly individuals.</p>

10.1158/1055-9965.25532568 preprint EN cc-by 2024-04-03

<p>Supplemental Figure 2: Overlaid histograms of pack-years smoked by smoking status. This plot shows that currently individuals tended to incur more than formerly individuals.</p>

10.1158/1055-9965.25532568.v1 preprint EN cc-by 2024-04-03

<p>Supplemental Figure 1: Sample timeline of data collection, timing examinations (i.e., when smoking status is updated), and lung cancer incidence in an FHS Offspring participant who attended 9 was diagnosed with 2001.</p>

10.1158/1055-9965.25532571.v1 preprint EN cc-by 2024-04-03

<p>Supplemental Figure 3: PRS Model fit by p-value threshold. High resolution plots displaying the -log10(p-value) of association between lung cancer and in FHS sample (y-axis) versus threshold below which all SNPs with p-values for their individual base (OncoArray Consortium) were included (x-axis).</p>

10.1158/1055-9965.25532565.v1 preprint EN cc-by 2024-04-03

<p>Supplemental Figure 3: PRS Model fit by p-value threshold. High resolution plots displaying the -log10(p-value) of association between lung cancer and in FHS sample (y-axis) versus threshold below which all SNPs with p-values for their individual base (OncoArray Consortium) were included (x-axis).</p>

10.1158/1055-9965.25532565 preprint EN cc-by 2024-04-03

Abstract Introduction: The incidence and clinical presentation of Basal-cell carcinoma (BCC) vary among different ethnic subgroups. In the Hispanic population Puerto Rico, contribution genetic ancestral factors in determining BCC risk its is unknown. Methods: study consists 83 skin cancer cases 89 controls recruited from a private dermatology practice Ponce, Rico. A panel 106 ancestry informative markers was genotyped using iPLEX Sequenom technology. Individual estimated maximum likelihood...

10.1158/1538-7445.am2012-1681 article EN Cancer Research 2012-04-01

Maternal lineages of West Eurasian and North African origin account for 11.5% total mitochondrial ancestry in Puerto Rico. Historical sources suggest that this arrived mostly from European migrations took place during the four centuries Spanish colonization This study analyzed 101 control region sequences diagnostic coding variants a sample set randomly systematically selected using census-based sampling frame to be representative Rican population, with goal defining Eurasian–North maternal...

10.1353/hub.2017.0009 article EN Human Biology 2017-09-01
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