single-cell protein, also called single-celled protein (for example https://scialert.net/fulltextmobile/?doi=ajft.2011.103.116 https://scialert.net/fulltextmobi

single-cell protein, also called single-celled protein (for example https://scialert.net/fulltextmobile/?doi=ajft.2011.103.116 https://scialert.net/fulltextmobile/?doi=ajft.2011.103.116 uses both), refers to the process of producing the protein using unicellular (or "single-celled") organisms rather than implying that the protein is composed of cells (or of single-cell organisms).