PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20232815-5 2010 Analysis of the ac harmonics, and with the hypothesis that the Fe(II)/Fe(I) process reflects the myoglobin state, suggests that the majority of the iron heme is released from myoglobin-DDAB (pH 5.0, no NaBr) films in contact with pH 5.0 (0.1 M sodium acetate) buffer solution devoid of or containing NaBr. ammonium ferrous sulfate 63-69 myoglobin Homo sapiens 175-184 20232815-6 2010 However, myoglobin films prepared with pH 5.0 buffer containing NaBr shows significant difference in the higher harmonic shapes and midpoint potentials in the Fe(II)/Fe(I) process relative to the case when heme molecules are used, although as noted in other studies, a significant fraction of the Mb is rendered electroinactive in the presence of NaBr. ammonium ferrous sulfate 159-165 myoglobin Homo sapiens 9-18 20232815-15 2010 In summary, higher harmonic ac voltammetric data indicate that the Fe(II)/Fe(I) process but not the Fe(III)/Fe(II) reflects the state of myoglobin in DDAB films. ammonium ferrous sulfate 67-73 myoglobin Homo sapiens 137-146