sars-cov-2 transmission mother to child new coronavirus

Evidence of intrauterine vertical transmission was assessed by testing for the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2, formerly the 2019 novel coronavirus or 2019-nCoV) in amniotic fluid, cord blood, and neonatal throat swab samples from six pregnancies. All samples were negative. Study also evaluated clinical characteristics of the 2019Read More →

sneeze coronavirus virus china pandemic

Emerging viral infections—from bird flu to Ebola to Zika infections—pose major threats to global public health, and understanding their origins can help investigators design defensive strategies against future outbreaks. A new study provides important insights on the potential origins of the most recent outbreak of viral pneumonia in China, whichRead More →

alzheimer disease neuron

Promoting the signalling pathway of reelin –an essential extracellular protein for the neuronal migration and synaptic plasticity- could be an effective therapeutical strategy to counterbalance the main cognitive, biochemical and behavioural alterations seen in Alzheimer’s and other pathologies associated with Tau protein, as shown in a new study with animalRead More →

Certain bacteria can override a defence mechanism of the immune system, so-called programmed cell death, through inhibition of death effector molecules by their outer membranes components. Shigella bacteria, which cause diarrhoea, use lipopolysaccharides (LPS) on their surface to block the effector caspases. Lipopolysaccharides are a component of the bacterial outerRead More →

what is listeriosis listeria infection bacteria

Listeriosis is a rare bacterial infection caused by a family of bacteria called Listeria. Listeria family contains ten different species, being Listeria monocytogenes the main responsible of causing listeriosis. Listeria monocytogenes is a facultative anaerobic Gram-positive bacterium, capable of surviving in the presence or absence of oxygen. Listeria monocytogenes is one of the most virulent food-borneRead More →