Ronaldo A P Nagem
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Explore the profile of Ronaldo A P Nagem including associated specialties, affiliations and a list of published articles.
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20
Citations
88
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Recent Articles
1.
de Souza R, Diaz N, G Fuentes L, Pimenta A, Nagem R, Chavez-Olortegui C, et al.
ACS Omega
. 2025 Jan;
9(51):50599-50621.
PMID: 39741831
species are the main cause of snake bites in rural communities of tropical developing countries of Central and South America. Envenomation by snakes is characterized by prominent local inflammation, hemorrhage...
2.
Brandao T, Vieira L, de Araujo S, Nagem R
Methods Enzymol
. 2023 May;
685:241-277.
PMID: 37245904
Salicylate hydroxylase (NahG) is a FAD-dependent monooxygenase in which the reduced flavin activates O coupled to the oxidative decarboxylation of salicylate to catechol or uncoupled from substrate oxidation to afford...
3.
Cunha L, Barreto L, Valadares V, Oliveira C, Vuitika L, Vilela M, et al.
Biochimie
. 2023 Mar;
211:122-130.
PMID: 36963559
Loxosceles spider envenomation results in dermonecrosis, principally due to phospholipases D (PLDs) present in the venom. These enzymes have a strongly conserved sequence, ATXXDNPW, in the C-terminal region (SMD-tail) that...
4.
Pereira M, de Araujo S, Nagem R, Richard J, Brandao T
Bioorg Chem
. 2021 Dec;
119:105561.
PMID: 34965488
Salicylate hydroxylase (NahG) has a single redox site in which FAD is reduced by NADH, the O is activated by the reduced flavin, and salicylate undergoes an oxidative decarboxylation by...
5.
Barroso J, Mariano D, Dias S, Rocha R, Santos L, Nagem R, et al.
BMC Bioinformatics
. 2020 Jul;
21(1):275.
PMID: 32611389
Background: Protein engineering has many applications for industry, such as the development of new drugs, vaccines, treatment therapies, food, and biofuel production. A common way to engineer a protein is...
6.
Coitinho J, Costa M, Melo E, Morais E, de Andrade L, da Rocha A, et al.
Mol Immunol
. 2019 May;
112:151-162.
PMID: 31108423
Pb27 antigen is an interesting alternative to immunological diagnosis of Paracoccidioidomycosis (PCM) and has demonstrated to be protective in experimental PCM. Its tertiary structure and possible function remained unknown till...
7.
Costa D, Gomez S, de Araujo S, Pereira M, Alves R, Favaro D, et al.
Int J Biol Macromol
. 2019 Feb;
129:588-600.
PMID: 30703421
Salicylate hydroxylase (NahG) is a flavin-dependent monooxygenase that catalyzes the decarboxylative hydroxylation of salicylate into catechol in the naphthalene degradation pathway in Pseudomonas putida G7. We explored the mechanism of...
8.
Cerqueira P, Passos-Silva D, Vieira-da-Rocha J, Mendes I, de Oliveira K, F B Oliveira C, et al.
Mol Biochem Parasitol
. 2017 Feb;
212:55-67.
PMID: 28137628
In recent years, proteasome involvement in the damage response induced by ionizing radiation (IR) became evident. However, whether proteasome plays a direct or indirect role in IR-induced damage response still...
9.
Coitinho J, Pereira M, Costa D, Guimaraes S, Araujo S, Hengge A, et al.
Biochemistry
. 2016 Sep;
55(38):5453-63.
PMID: 27580341
The salicylaldehyde dehydrogenase (NahF) catalyzes the oxidation of salicylaldehyde to salicylate using NAD(+) as a cofactor, the last reaction of the upper degradation pathway of naphthalene in Pseudomonas putida G7....
10.
Characterization and biotechnological application of recombinant xylanases from Aspergillus nidulans
Maitan-Alfenas G, Oliveira M, Nagem R, de Vries R, Guimaraes V
Int J Biol Macromol
. 2016 May;
91:60-7.
PMID: 27235731
Two xylanases from Aspergillus nidulans, XlnB and XlnC, were expressed in Pichia pastoris, purified and characterized. XlnB and XlnC achieved maximal activities at 60°C and pH 7.5 and at 50°C...