Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0899-9007(96)00099-8
Dietary Proteins free resource MedlinePlus Health Information https://medlineplus.gov/dietaryproteins.html
free resource NCI CPTC Antibody Characterization Program https://antibodies.cancer.gov/detail/CPTC-TTR-1