Molecular causes of an evolutionary shift along the parasitism–mutualism continuum in a bacterial symbiont - pnas.org

Molecular causes of an evolutionary shift along the parasitism–mutualism continuum in a bacterial symbiont  pnas.org

Comments

Post a Comment

Popular posts from this blog

Roseola rash: symptoms, pictures, and treatment - Medical News Today

Image
Roseola rash occurs due to infection from a type of herpes virus. It typically affects babies and toddlers and people may confuse it with measles. However, both conditions have different causes, presentations, and complications. Other names for this health issue are sixth disease, exanthema subitum, or just "roseola." Around 90% of roseola cases occur before 2 years of age. This article summarizes how to identify roseola and how to tell the difference between this illness and measles. It also examines whether treatment is necessary. Roseola usually affects toddlers and babies under 2 years old . They may also have or show: general discomfort irritability an unwillingness to eat diarrhea a cough swelling or redness around the eyes ear pain swollen glands Roseola has a distinctive progression : A high fever develops, possibly suddenly, and may last for 3–5 days. A distinctive rash appears, usually on the torso, as the fever ends. The rash may progress to the neck, face, and li...
Read more

CDC says skin-disfiguring parasite may be endemic in Texas, present in other states - NBC News

Image
A parasite capable of causing a disfiguring skin disease may be endemic in Texas and present in other southern states, according to the Centers for Disease Control and Prevention. From 2005 to 2019, the CDC identified 1,222 cases in the U.S. that were positive for Leishmania, a parasite transmitted through the bites of infected female sandflies. The parasite can cause a disease called leishmaniasis, which usually results in skin sores that develop within a few weeks or months after a bite. Leishmaniasis cases in the U.S. are typically found in people who traveled outside the country to tropical or subtropical climates — particularly those in the Middle East, central Asia, northern Africa and Latin America.  But the CDC said 86 of the Leishmania samples were from people with no recent history of travel outside the U.S. The researchers also detected a unique strain of Leishmania that appeared to be genetically distinct from travel-related cases, suggesting it w...
Read more