Articles tagged with Genetic Methods
A study found that 41% of infertile women would use preimplantation sex selection at no cost, with racial groups having a stronger preference for selecting the sex of their child. Women without children and those seeking family balancing were more likely to choose nonmedical sex selection.
Scientists at Johns Hopkins will pursue novel biological therapies to prevent abnormal heart rhythms and sudden death in patients recovering from heart attacks. They will also use modern imaging techniques to define the features of the heart posing the greatest risk for life-threatening arrhythmias.
Researchers developed a new FISH-based method for detecting recurring bladder cancer, showing improved accuracy compared to urine cytology. The test detected high-grade cancers with over 95% accuracy and recurrence up to three months earlier than traditional methods.
Scientists at University of Illinois have developed a new PCR-based detection method for soybean fungus, detecting even minute traces of the disease-causing strain in soil and plant tissues. The method shows high sensitivity and accuracy, allowing for precise identification of the pathogen and its implications on crop yields.
Researchers are using lasers to aid embryonic development by precision-drilling the 'shell' of human eggs. This technique has shown improved IVF success rates and increased implantation rates, allowing embryos to embed themselves in the womb more effectively.
A study by Kermyt Anderson found that stepfathers invest significant amounts of money and time in their stepchildren. Despite initial assumptions portraying stepfathers negatively, the research suggests they gain mating benefits and opportunities for lifetime reproductive success.
Researchers at University of Michigan and Swiss Federal Institute of Technology propose alternative theory on Earth's formation. They found that tungsten isotopic compositions of Earth do not match those of enstatite chondrites, supporting the idea that planets received materials from broad regions of the solar system.
Researchers at UW-Madison have perfected a method for creating designer influenza viruses, which can be tailored to solve mysteries about flu strain mutations, spread, and illness. This technology may lead to more efficient influenza vaccines and safer gene therapies.
Researchers developed an optimization tool to reduce long-term sampling and monitoring costs at contaminated groundwater sites. The methodology combines simulation and plume-interpolation tools to accurately quantify contaminant mass while minimizing costs.
A study found that some boys will be infertile due to inherited Y chromosome deletions from their fathers, who underwent intracytoplasmic sperm injection (ICSI). The deletion region AZFc accounts for 10% of male infertility cases. Genetic counseling is recommended for couples concerned about passing on the condition to their sons.
A study found that a significant number of infertile men have cystic fibrosis gene mutations undetected by routine screening. This raises concerns about the risk of passing on defective genes to future generations. The researchers suggest improving screening methods for men and testing women for gene mutations to mitigate this risk.
Scientists have developed a new marking system that allows them to visualize and track immune memory cells for the first time. This breakthrough has significant implications for vaccine development, organ transplantation, and the treatment of autoimmune diseases.
Researchers at Northwestern University Medical School have developed a rapid diagnostic test to detect vancomycin-resistant enterococci (VRE), a growing threat to hospital patients. The new method, called hot-start polymerase chain reaction (PCR), detects VRE in 13 of 15 specimens, allowing for early isolation and treatment.
Researchers at the University of Virginia have discovered that fruit flies respond to cocaine in a similar manner as humans, using similar biochemical pathways. This breakthrough may lead to highly specific drugs to treat cocaine addiction, based on genetic and biochemical insights gained from studying the flies.
The study uses genotypic selection to identify a quantitative trait locus (QTL) associated with alcohol consumption in mice. The results provide experimental confirmation of the QTL and suggest that this method can be used to determine genetic susceptibility to alcoholism.
Researchers at Duke University have developed a new approach to gene therapy that uses enzymes to edit faulty genetic messages in living cells. The study, published in Nature Medicine, demonstrates the potential for correcting genetic defects and may lead to treatments for diseases such as sickle cell anemia and AIDS.