User profiles for Hannah K. D’Ambrosio

Hannah D'Ambrosio

PhD Candidate, Duke University
Verified email at duke.edu
Cited by 198

Characterization of Unexpected Self-Acylation Activity of Acyl Carrier Proteins in a Modular Type I Apicomplexan Polyketide Synthase

AM Keeler, HK D'Ambrosio, JG Ganley… - ACS Chemical …, 2023 - ACS Publications
Natural products play critical roles as antibiotics, anticancer therapeutics, and biofuels.
Polyketides are a distinct natural product class of structurally diverse secondary metabolites that …

Examination of Secondary Metabolite Biosynthesis in Apicomplexa

HK D'Ambrosio, AM Keeler, ER Derbyshire - ChemBioChem, 2023 - Wiley Online Library
Natural product discovery has traditionally relied on the isolation of small molecules from
producing species, but genome‐sequencing technology and advances in molecular biology …

[PDF][PDF] A single amino acid residue controls acyltransferase activity in a polyketide synthase from Toxoplasma gondii

HK D'Ambrosio, JG Ganley, AM Keeler, ER Derbyshire - Iscience, 2022 - cell.com
Type I polyketide synthases (PKSs) are multidomain, multimodule enzymes capable of
producing complex polyketide metabolites. These modules contain an acyltransferase (AT) …

Investigating the role of class I adenylate-forming enzymes in natural product biosynthesis

HK D'Ambrosio, ER Derbyshire - ACS Chemical Biology, 2019 - ACS Publications
Adenylate-forming enzymes represent one of the most important enzyme classes in biology,
responsible for the activation of carboxylate substrates for biosynthetic modifications. The …

Exploring the Chain Release Mechanism from an Atypical Apicomplexan Polyketide Synthase

…, PE Petruzziello, EG Boger, HK D'Ambrosio… - Biochemistry, 2023 - ACS Publications
Polyketide synthases (PKSs) are megaenzymes that form chemically diverse polyketides and
are found within the genomes of nearly all classes of life. We recently discovered the type I …

Coculturing of Mosquito‐Microbiome Bacteria Promotes Heme Degradation in Elizabethkingia anophelis

JG Ganley, HK D'Ambrosio, M Shieh… - …, 2020 - Wiley Online Library
Anopheles mosquito microbiomes are intriguing ecological niches. Within the gut, microbes
adapt to oxidative stress due to heme and iron after blood meals. Although metagenomic …

The effect of the spatial variation of the evaporative flux on the deposition from a thin sessile droplet

HM D'Ambrosio, SK Wilson, AW Wray… - Journal of Fluid …, 2023 - cambridge.org
A mathematical model for the effect of the spatial variation of the local evaporative flux on
the evaporation of and deposition from a thin pinned particle-laden sessile droplet is …

Esterified trehalose analogues protect mammalian cells from heat shock

JT Bragg, HK D'Ambrosio, TJ Smith, CA Gorka… - …, 2017 - Wiley Online Library
Trehalose is a disaccharide produced by many organisms to better enable them to survive
environmental stresses, including heat, cold, desiccation, and reactive oxygen species. …

On the evolution of and the deposition from an evaporating sessile droplet

HM D'Ambrosio - 2022 - stax.strath.ac.uk
This thesis concerns the theoretical modelling and analysis of the evolution of, and the
deposition from, an evaporating sessile droplet. In particular, the thesis focuses on the diffusion-…

Fluoreno [2, 1-a] fluorene: An ortho-naphthoquinodimethane-based system with partial diradical character

…, JE Wood, H Hashimoto, KM D'Ambrosio… - Chemical …, 2019 - pubs.rsc.org
Fluoreno[2,1-a]fluorene, a molecule comprising fused ortho-quinodimethane units in a 1,5-napthoquinodimethane
core, has been prepared and investigated with spectroscopy (UV-Vis-…