1 Use this equation to calculate the concentration of the protein sample based on the measured absorbance. 2  Note: If the absorbance of the test sample is outside of the absorbance range for the standards, then the assay must be repeated with a more appropriate dilution, if any.
Click to see more answers to your questions. Simply put Japanese Knotweed is not poisonous, and isnât harmful to humans like other invasive species. In fact the knotweed can be used as a food source with a taste and texture likened to rhubarb.Apparently it can also be brewed into a type of beer.Now we are not suggesting you rush out and cook up a nice pie.lick to see more answers to your questions. Simply put Japanese Knotweed is not poisonous, and isnât harmful to humans like other invasive species. In fact the knotweed can be used as a food source with a taste and texture likened to rhubarb.
Almost every part of the Pokeweed plant is poisonous and this includes the berries. The toxicity is the highest when the plant is young and all of it is concentrated in the roots. Pokeweed shoots need to be collected in the Spring in order to harvest the edible, non-toxic portions.