BIOENGINEER

Fungi from Abandoned Phosphate Mines Unlock Soil Phosphorus and Boost Crop Yields

Researchers isolated phosphate-solubilizing fungi from an abandoned phosphate mine in China and showed that a three-strain ...
verywellhealth

What Does the Darkness of Your COVID Rapid Test Mean?

A dark line on your home COVID test usually means you’re positive and have a lot of the virus. Even if the line is faint, consider the test positive and be cautious to avoid spreading COVID. The test ...
verywellhealth

When to Retest if Your COVID-19 Test Is Positive

You don’t need to retest for COVID-19 if your symptoms have cleared or are improving. A positive PCR test may still occur weeks later, but it doesn’t mean you’re contagious. A positive COVID-19 test ...
메디칼업저버

국내 성인 H. pylori 신규 감염 드물어···UBT 기반 연 0.76%

[메디칼업저버 이지현 기자] 국내 성인의 헬리코박터 파일로리 (Helicobacter pylori, 이하 H. pylori) 신규 감염률이 요소호기검사 (UBT) 기반 추적에서 연간 0.76%로 나타났다. 이는 혈청항체검사를 이용한 기존 국내 연구에서 보고된 연간 2.1~3.3%보다 낮은 수준이다.