Novel 4-hydroxybenzyl adducts in human hemoglobin: structures and mechanisms of formation

AT Rajczewski, L Ndreu, SS Pujari… - Chemical research in …, 2021 - ACS Publications
… of hemoglobin N-terminal valine adducts (added mass, 106.042 Da) in the blood of human
… The resulting mass spectrometry data were processed using Proteome Discover. We utilized …

Pathways to Identify Electrophiles In Vivo Using Hemoglobin Adducts: Hydroxypropanoic Acid Valine Adduct and Its Possible Precursors

E Vryonidis, I Karlsson, J Aasa… - Chemical Research …, 2022 - ACS Publications
… have facilitated the discovery of unknown human exposures to … the Hb adduct levels by
HRMS in the blood available from … an adduct detected to N-terminal valine in Hb in human blood

[HTML][HTML] Protein adductomics: methodologies for untargeted screening of adducts to serum albumin and hemoglobin in human blood samples

H Carlsson, SM Rappaport, M Törnqvist - High-throughput, 2019 - mdpi.com
Hb adducts of N-terminal valine (30–150 pmol/g Hb) correspond to 5–25 adducted Hb chains
per 10 7 Hb chains in a human blood … recently identified 4-hydroxybenzyl Hb adduct may …

[HTML][HTML] Quo vadis blood protein adductomics?

G Sabbioni, BW Day - Archives of toxicology, 2022 - Springer
… and blood metabolites are short term exposure markers. Stable hemoglobin adducts are …
review of the progress made in regard to albumin and hemoglobin adduct determinations. …

Mass Spectrometry-Based Strategies for Assessing Human Exposure Using Hemoglobin Adductomics

AT Rajczewski, L Ndreu, E Vryonidis… - Chemical research in …, 2023 - ACS Publications
… the N-terminal Valine Hb adduct formation via the FIRE method. Semiquantitative dose–response
curves of blood … of analysis, making this method unsuitable for discovery experiments. …

[HTML][HTML] Protein adductomics: analytical developments and applications in human biomonitoring

GW Preston, DH Phillips - Toxics, 2019 - mdpi.com
… If the investigator’s aim is to discover biomarkers of exposure, a … N-(4-hydroxybenzyl)valine,
postulated to have arisen from either 4-quinone methide, which could form the valine adduct

Post-mortem changes of methomyl in blood with hemoglobin

Y Yamagishi, H Iwase, Y Ogra - Chemical research in toxicology, 2021 - ACS Publications
valine residues in Hb formed adductsvaline residues in the Hb sequence. However, several
reports have suggested that many compounds are preferably bound to the N-terminus of Hb

[HTML][HTML] Does External Exposure of Glycidol-Related Chemicals Influence the Forming of the Hemoglobin Adduct, N-(2,3-dihydroxypropyl)valine, as a Biomarker of …

Y Shimamura, R Inagaki, H Honda, S Masuda - Toxics, 2020 - mdpi.com
Blood samples were analyzed using the adduct FIRE procedure [35]. The principle for this
procedure is that adducts on N-… Whole blood (250 μL) was alkalized with 1 M KHCO 3 (20 μL), …

Evaluation of post-mortem interaction between hemoglobin and oxime-type carbamate pesticides

Y Yamagishi, S Nagasawa, H Iwase… - Chemical research in …, 2022 - ACS Publications
… of the W car -adduct will enable estimation of blood methomyl … and valine residues in Hb
formed carbamylated adducts with … residue in Hb formed carbamylated adducts with thiofanox (…

Mass Spectrometry Based Analysis of Electrophile Induced Adducts of Biomolecules

AE Degner - 2019 - search.proquest.com
human blood samples using the FIRE procedure to screen for adducts to N-terminal valine
in Hb found an unknown adduct … Alternative Formation of N-(4-hydroxybenzyl)valine Adducts