Julian Little

Genome-Wide Association Studies, Field Synopses, and the Development of the Knowledge Base on Genetic Variation and Human Diseases (2009)

Khoury, Muin J., Bertram, Lars, Boffetta, Paolo, Butterworth, Adam S., Chanock, Stephen J., Dolan, Siobhan M., ...

Genome-wide association studies (GWAS) have led to a rapid increase in available data on common genetic variants and phenotypes and numerous discoveries of new loci associated with susceptibility to...

Size matters: just how big is BIG?: Quantifying realistic sample size requirements for human genome epidemiology (2009)

Burton, Paul R, Hansell, Anna L, Fortier, Isabel, Manolio, Teri A, Khoury, Muin J, Little, Julian, ...

Background Despite earlier doubts, a string of recent successes indicates that if sample sizes are large enough, it is possible—both in theory and in practice—to identify and replicate genetic...

An International Case Control Study of Adult Diet and Brain Tumor Risk: A Histology-Specific Analysis by Food Group (2009)

Terry, Mary Beth, Howe, Geoffrey R., Pogoda, Janice M., Zhang, Fang Fang, Ahlbom, Anders, Choi, Won N., ...

Mary Beth Terry, Geoffrey Howe, Janice M. Pogoda, Fang Fang Zhang, Anders Ahlbom, Won Choi, Graham G. Giles, Julian Little, Flora Lubin, Francoise Menegoz, Philip Ryan, Brigitte Schlehofer and Susan...

An International Case Control Study of Adult Diet and Brain Tumor Risk: A Histology-Specific Analysis by Food Group (2009)

Terry, Mary Beth, Howe, Geoffrey R., Pogoda, Janice M., Zhang, Fang Fang, Ahlbom, Anders, Choi, Won N., ...

Mary Beth Terry, Geoffrey Howe, Janice M. Pogoda, Fang Fang Zhang, Anders Ahlbom, Won Choi, Graham G. Giles, Julian Little, Flora Lubin, Francoise Menegoz, Philip Ryan, Brigitte Schlehofer and Susan...

Assessment of cumulative evidence on genetic associations: interim guidelines (2008)

Ioannidis, John PA, Boffetta, Paolo, Little, Julian, O’Brien, Thomas R, Uitterlinden, Andre G, Vineis, Paolo, ...

Established guidelines for causal inference in epidemiological studies may be inappropriate for genetic associations. A consensus process was used to develop guidance criteria for assessing...

Folate intake, markers of folate status and oral clefts: is the evidence converging? (2008)

Johnson, Candice Y, Little, Julian

Background The ability of folic acid in the periconceptional period to prevent the occurrence of neural tube defects has stimulated tremendous interest in its effects on other health outcomes. Its...

On the synthesis and interpretation of consistent but weak gene-disease associations in the era of genome-wide association studies (2007)

Khoury, Muin J, Little, Julian, Gwinn, Marta, Ioannidis, John PA

Emerging technologies are allowing researchers to study hundreds of thousands of genetic variants simultaneously as risk factors for common complex diseases. Both theoretical considerations and...

On the synthesis and interpretation of consistent but weak gene-disease associations in the era of genome-wide association studies (2006)

Khoury, Muin J, Little, Julian, Gwinn, Marta, Ioannidis, John PA

Emerging technologies are allowing researchers to study hundreds of thousands of genetic variants simultaneously as risk factors for common complex diseases. Both theoretical considerations and...

CYP17and breast cancer: no overall effect, but what about interactions? (2005)

Little, Julian, Simard, Jacques

Abstract Three large studies published in recent issues of Breast Cancer Research reported no overall evidence of an association between the CYP17 5'-untranslated region Msp A1 polymorphism and...

How many genes underlie the occurrence of common complex diseases in the population? (2005)

Yang, Quanhe, Khoury, Muin J, Friedman, JM, Little, Julian, Flanders, W Dana

Background Most common human diseases are due to complex interactions among multiple genetic variants and environmental risk factors. There is debate over whether variants of a relatively small...

A Network of Investigator Networks in Human Genome Epidemiology (2005)

Ioannidis, John P. A., Bernstein, Jonine, Boffetta, Paolo, Danesh, John, Dolan, Siobhan, Hartge, Patricia, ...

The task of identifying genetic determinants for complex, multigenetic diseases is hampered by small studies, publication and reporting biases, and lack of common standards worldwide. The authors...

How many genes underlie the occurrence of common complex diseases in the population? (2005)

Yang, Quanhe, Khoury, Muin J., Friedman, J. M., Little, Julian, Dana Flanders, W.

Background Most common human diseases are due to complex interactions among multiple genetic variants and environmental risk factors. There is debate over whether variants of a relatively small...

How many genes underlie the occurrence of common complex diseases in the population? (2005)

Yang, Quanhe, Khoury, Muin J., Friedman, J. M., Little, Julian, Dana Flanders, W.

Background Most common human diseases are due to complex interactions among multiple genetic variants and environmental risk factors. There is debate over whether variants of a relatively small...

A Network of Investigator Networks in Human Genome Epidemiology (2005)

Ioannidis, John P. A., Bernstein, Jonine, Boffetta, Paolo, Danesh, John, Dolan, Siobhan, Hartge, Patricia, ...

The task of identifying genetic determinants for complex, multigenetic diseases is hampered by small studies, publication and reporting biases, and lack of common standards worldwide. The authors...

A Network of Investigator Networks in Human Genome Epidemiology (2005)

Ioannidis, John P. A., Bernstein, Jonine, Boffetta, Paolo, Danesh, John, Dolan, Siobhan, Hartge, Patricia, ...

The task of identifying genetic determinants for complex, multigenetic diseases is hampered by small studies, publication and reporting biases, and lack of common standards worldwide. The authors...

Reporting, Appraising, and Integrating Data on Genotype Prevalence and Gene-Disease Associations (2002)

Little, Julian, Bradley, Linda, Bray, Molly S., Clyne, Mindy, Dorman, Janice, Ellsworth, Darrell L., ...

The recent completion of the first draft of the human genome sequence and advances in technologies for genomic analysis are generating tremendous opportunities for epidemiologic studies to evaluate...

Problems and approaches in investigating the role of micronutrients in the aetiologu of cancer in humans (1999)

Little, Julian

Observational studies have provided leads regarding a number of micronutrients which may account for the apparent protective effects of high intakes of vegetables and fruit against many types of...

An international case-control study of adult glioma and meningioma: the role of head trauma (1998)

Preston-Martin, Susan, Pogoda, Janice M, Schlehofer, Brigitte, Blettner, Maria, Howe, Geoffrey R, Ryan, Philip, ...

Background Increased brain tumour risk after head trauma suggested by case reports and clinical series has been previously studied epidemiologicaily with mixed results. An international multicentre...

CYP17 and breast cancer: no overall effect, but what about interactions?

Little, Julian, Simard, Jacques

Three large studies published in recent issues of Breast Cancer Research reported no overall evidence of an association between the CYP17 5'-untranslated region MspA1 polymorphism and breast cancer....

CYP17 and breast cancer: no overall effect, but what about interactions?

Little, Julian, Simard, Jacques

Three large studies published in recent issues of Breast Cancer Research reported no overall evidence of an association between the CYP17 5'-untranslated region MspA1 polymorphism and breast cancer....

STrengthening the REporting of Genetic Association Studies (STREGA)— An Extension of the STROBE Statement

Little, Julian, Higgins, Julian P.T, Ioannidis, John P.A, Moher, David, Gagnon, France, Von Elm, Erik, ...

Julian Little and colleagues present the STREGA recommendations, which are aimed at improving the reporting of genetic association studies.

Size matters: just how big is BIG?: Quantifying realistic sample size requirements for human genome epidemiology

Burton, Paul R, Hansell, Anna L, Fortier, Isabel, Manolio, Teri A, Khoury, Muin J, Little, Julian, ...

Background Despite earlier doubts, a string of recent successes indicates that if sample sizes are large enough, it is possible—both in theory and in practice—to identify and replicate genetic...

Systematic Reviews of Genetic Association Studies

Sagoo, Gurdeep S, Little, Julian, Higgins, Julian P. T

Gurdeep S. Sagoo and colleagues describe key components of the methodology for undertaking systematic reviews and meta-analyses of genetic association studies.

Tobacco smoking and oral clefts: a meta-analysis.

Little, Julian, Cardy, Amanda, Munger, Ronald G.

OBJECTIVE: To examine the association between maternal smoking and non-syndromic orofacial clefts in infants. METHODS: A meta-analysis of the association between maternal smoking during pregnancy was...

Genome-Wide Association Studies, Field Synopses, and the Development of the Knowledge Base on Genetic Variation and Human Diseases

Khoury, Muin J., Bertram, Lars, Boffetta, Paolo, Butterworth, Adam S., Chanock, Stephen J., Dolan, Siobhan M., ...

Genome-wide association studies (GWAS) have led to a rapid increase in available data on common genetic variants and phenotypes and numerous discoveries of new loci associated with susceptibility to...

STrengthening the REporting of Genetic Association studies (STREGA) – an extension of the STROBE statement

Little, Julian, Higgins, Julian PT, Ioannidis, John PA, Moher, David, Gagnon, France, Von Elm, Erik, ...

Making sense of rapidly evolving evidence on genetic associations is crucial to making genuine advances in human genomics and the eventual integration of this information in the practice of medicine...

Strengthening the reporting of genetic association studies (STREGA): an extension of the STROBE statement

Little, Julian, Higgins, Julian P. T., Ioannidis, John P. A., Moher, David, Gagnon, France, Von Elm, Erik, ...

Making sense of rapidly evolving evidence on genetic associations is crucial to making genuine advances in human genomics and the eventual integration of this information in the practice of medicine...