Keiji Iwasaki, Yuji Iwashita, Taketoshi Okami: Hemoglobin combined with a poly(alkylene oxide). Ajinomoto Co, Oblon Fisher Spivak McClelland & Maier, June 2, 1987: US04670417 (544 worldwide citation)

There is disclosed hemoglobin modified in that a poly(alkylene oxide) is bonded thereto by a bond between a terminal group of said poly(alkylene oxide) and an amino group of said hemoglobin, said bond having the structure:

Hachiro Wakamatsu, Taketoshi Okami, Jiro Sato: 2-aminolicosanedioic acids. Ajinomoto Co, Kelman and Berman, August 8, 1972: US3683019 (3 worldwide citation)

2-Aminoeicosansdiaic acids of the formula ##SPC1## Wherein n is 7 or 8, and R.sub.1 and R.sub.2 are hydrogen or lower alkyl, are readily prepared by Strecker reaction and hydrolysis from the mixture of methyl 9-formylstearate and methyl 10-formylstearate which results from hydroformylation of methyl ...