Specificity of the ricin A chain-ribosome interaction was demonstrated by competition experiments using either ricin A chain or gelonin, another ribosome-inactivating protein having the identical mechanism of ribosome inactivation (26) in a broad spectrum of species including rat and rabbit (12, 26).
Report Abuse. I would say that bread stays fresh in the fridge for about a week. If you are unable to eat alot of bread at one time,then it is best to store your bread in the freezer,because the freezer keeps your bread for a longer period of time than the fridge does! ;-). Source(s): Nurse and Mother. Winnie Â· 8 years ago.
In the News. BANANA BREAD â FRESHLY BAKED. 1  Bread may be kept at room temperature for up to two days; cover with foil or plastic wrap or place in plastic bag to prevent drying out.  Bread will keep for an additional week in the refrigerator, covered with foil or plastic wrap or in plastic bag.