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Gene therapy can rapidly improve eyesight for patients who've lost their vision from Leber congenital amaurosis

Gene Tx Improves Vision in Leber Congenital Amaurosis

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But benefits of treatment begin to fade after one to three years
Genetic variations may hold clues to rheumatoid arthritis -- suggesting not only who will develop the condition

Genetic Variations Could Hold Keys to Rheumatoid Arthritis Care

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New research reveals clues to disease severity, potential outcomes
Researchers say they've identified a gene that affects whether children with asthma respond to corticosteroids. The study was published online April 21 in the Journal of Allergy and Clinical Immunology.

VNN1 Gene Potentially Useful Biomarker in Childhood Asthma

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Linked to efficacy of corticosteroids
Oophorectomy is associated with a decrease in mortality in women with breast cancer and a BRCA1 mutation

Oophorectomy Linked to Better Survival in BRCA1 Breast Cancer

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The sooner, the better, researchers found
A gene variation associated with smoking longer and getting lung cancer at a younger age has been identified by researchers. The study was published in the May issue of the Journal of the National Cancer Institute.

Gene Variation May Impact Smoking Cessation Efforts

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Researcher suggests a change in screening policies
Genes may play a role in cardiac arrest risk among kidney patients who are on dialysis

Higher Risk of Cardiac Arrest in Dialysis May Be Genetic

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But more detailed genetic studies needed in the dialysis population
If genetic tests are only done on cancer tissue

Call for Gene Tests in Cancer to Include Normal Tissue

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Current practice of only focusing on tumor samples might adversely affect care
Children with poor metabolizer phenotype based on CYP2C19 have worse asthma control after six months of lansoprazole treatment

Lansoprazole Worsens Asthma Control in Poor Metabolizers

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After six months of treatment, worse control in children with poor CYP2C19 metabolizer phenotype
The strength of the placebo effect may depend on particular DNA

Placebo Response May Depend on Individual DNA

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But more questions than answers exist at this point
Short people may be more likely to have coronary artery disease

Higher Risk of Heart Disease Seen With Shorter Stature

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Increased risk possibly linked to the genetics that also determine height