CDC and the Diagnostics Industry Continue to Battle Zika

While summer has ended, the battle against the mosquito-borne virus Zika continues. The Centers for Disease Control and Prevention (CDC) updated prior travel and testing guidance on Zika transmission … [Read more...]


Test Developed to Identify Alzheimer’s Risk

An Irish company has announced a test that can detect an elevated risk of Alzheimer's disease in patients before symptoms develop. The test, developed by Randox Laboratories, uses a microchip in … [Read more...]


Sorting Cell-Free DNA by Length May Increase Tumor Detection

There are “subtle but distinct” differences in the length between normal cell-free DNA (cfDNA) and circulating tumor DNA (ctDNA), according to a study published July 18 in PLoS Genetics. Exploiting … [Read more...]


Embryo Mitochondrial DNA Levels May Aid IVF Selection

Better methods of embryo selection are needed to improve in vitro fertilization (IVF) efficiency. New research shows that high quantities of mitochondrial DNA (mtDNA) may be a meaningful marker for … [Read more...]


Novel HCV Antigen Test Allows 1-Step Screening, Diagnosis

A novel hepatitis C virus antigens enzyme immunoassay (HCV-Ags EIA) can reliably serve as a one-step test to screen and diagnose active or viremic HCV (V-HCV) infection, according to a study published … [Read more...]


FDA Approves First Molecular Test of Antibiotic Resistance Directly From Patient Samples

By Lori Solomon, Editor, Diagnostic Testing & Emerging Technologies The U.S. Food and Drug Administration (FDA) recently approved the first rapid molecular test for detection of antibiotic resistance … [Read more...]


TB Diagnosis May Be Improved With New Three-Gene Panel

A three-gene set can robustly diagnose active tuberculosis (TB) from whole blood samples, according to a study published in the March issue of The Lancet Respiratory Medicine. The authors say that the … [Read more...]


Genetic Predisposition to Stress Fractures ID’d in Healthy Individuals

Genetic predisposition may play a role in susceptibility to stress fractures, according to a study published in the March issue of Purinergic Signalling. Understanding the genetic predisposition may … [Read more...]


Disease-Causing Variants Often Occur Outside of ‘High-Confidence’ Sequence Areas

Asignificant proportion of known genetic disease-causing variants lie outside of regions able to be sequenced with high confidence, according to a study published March 2 in Genome Medicine. Nearly 20 … [Read more...]


Methylation Patterns Are New Target for ctDNA Analysis

Tests that measure circulating DNA are not entirely new. Yet, until now such tests have been unable to determine the tissue of origin (other than in cases of noninvasive prenatal testing, in which DNA … [Read more...]