Bacterial genomic DNA was extracted from pure culture with the fast spin kit (Invitrogen) following the manufacturer's instructions. Amplification of 16S rRNA gene was performed in 50 μL of reaction ...

2nd Department of General Surgery, Jagiellonian University Medical College, Krakow, Poland Department of Endoscopy, Jagiellonian University Medical College, Krakow, Poland Internal Diseases and ...

The latest round of NAPLAN results are out, along with a string of news reports about “students falling behind” and “failing”, and experts sounding the “alarm” about school progress. In March, all ...

The urea breath test is used to detect Helicobacter pylori (H. pylori), a type of bacteria that may infect the stomach and is a main cause of ulcers in both the stomach and duodenum (the first part of ...

What is Helicobacter pylori (H. pylori)? Helicobacter pylori (H. pylori) is a type of bacteria that infects your stomach. It can damage the tissue in your stomach and the first part of your small ...

The pH measures how acidic or alkaline a person’s urine is. Ideally, the pH of urine should be around 6.0 to 7.5, but a wider range is usually acceptable. Doctors often test the urine pH and carry out ...

Preparation for the breath test involves abstaining from certain medications for several weeks and fasting food and water a few hours before the test. The test is safe during pregnancy and for ...

Quantifying urease activity is an important task for Microbial Induced Calcite Precipitation research. A new urease activity microplate assay using a fluorescent pH indicator is presented. The method ...

Calcium carbonate precipitation and crystallization induced by urease enzyme to solidify soil is known as biocement technology. The uses of waste and cheap materials can make this technology more cost ...

When the disease incidence is low, a positive result should be validated by a polymerase chain reaction (PCR) test. However, if your clinical opinion is that covid-19 is likely, then a positive test ...