Writing in Nature, Kanarek et al. 1 report that degradation of the amino acid histidine can increase the sensitivity of cancer cells to methotrexate, and the results suggest that this approach can ...

Histidine is an amino acid which can be obtained through hydrolysis of proteins. An abundant source of histidine is hemoglobin, which contains 8.5%. The human body is unable to synthesize this ...

Histidine facilitates growth ... As a result, they should avoid consuming foods that contain high levels of this amino acid. Tryptophan is necessary for proper growth in infants and is a precursor ...

The next foods to consider avoiding are those with unusually high concentrations of “free” histidine. While not an issue with the histidine that is a part of protein, free histidine in foods ...

These compounds include calcium, protamine (found in milt, or fish sperm, which is eaten in Japan and Russia), L-histidine (an amino acid) and glutathione (found in yeast extract). Food scientists ...