Rosella: A Fluorescent pH-Biosensor for Studying Autophagy
Type
Blog Post
Published
April 13, 2017, 2:30 p.m.
...to autophagy-inducing conditions.
Rosella makes it easier to study the mechanisms behind autophagy by... cells. Autophagy (Greek for “self-eating”) is induced by a lack of nutrients and targets cytosol and ... via proteasome degradation. Autophagy is then induced and quantified by measuring the amount of radioactivity...radioactivity in the culture supernatant (this is indicative of protein degradation). To control for protein...cytosol in an inactive form unless autophagy is induced. Then non-selective macroautophagy of the cytosol...some conditions it aggregates in an autophagy-independent manner. Additionally, tracking Atg8p or LC3 doesn...fluorescence. After 4 hours of nitrogen starvation to induce autophagy, red but not green fluorescence accumulates...