It is now widely known that COVID-19 is associated with the transient or long-term loss of olfaction (the sense of smell) but the mechanisms remain obscure. An unresolved question is whether the ...

Cellular differentiation of stem cells into specialized cells requires many steps, including division, to create more cells; fate determination, which is a commitment to a specific lineage or ...

After people suffer damage to the olfactory bulb due to a traumatic brain injury or stroke, they often experience problems with their sense of smell. The olfactory bulb is connected by neurons to the ...

Researchers at the National Institute of Neurological Disorders and Stroke (NINDS), a part of the National Institutes of Health, have identified a specific, front-line defense that limits the ...

The floral scent of blooming lavender, the leafy smell of freshly cut grass, and the earthy aroma of the first rain transport most people back to childhood summer memories. Cells called sensory ...

An illustration of the olfactory bulb and epithelium. Top right: A pericyte (light orange) wraps around a blood vessel (red). Bottom right: Olfactory sensory neurons (light red, orange) surrounded by ...

The olfactory sensory neuron (OSN) system represents a paradigm of specialised gene regulation, wherein individual neurons select and maintain a singular olfactory receptor (OR) from a vast genomic ...

The coronavirus disease 2019 (COVID-19) is caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). One of the symptoms of COVID-19 is olfactory dysfunction, which is the reduced or ...

The coronavirus does not appear to infect nerve cells in the olfactory epithelium and in the olfactory bulb, according to new research. It is now widely known that COVID-19 is associated with the ...