Evolution of a synthetic strategy for complex polypyrrole alkaloids: total syntheses of curvulamine and curindolizine

…, KT Haelsig, M Sheremet, PA Machicao… - Journal of the …, 2021 - ACS Publications
Structurally unprecedented antibacterial alkaloids containing multiple electron-rich pyrrole
units have recently been isolated from Curvularia sp. and Bipolaris maydis fungi. This article …

Chemoproteomic Profiling Reveals that Anticancer Natural Product Dankastatin B Covalently Targets Mitochondrial VDAC3

BP Belcher, PA Machicao, B Tong, E Ho… - …, 2023 - Wiley Online Library
Chlorinated gymnastatin and dankastatin alkaloids derived from the fungal strain Gymnascella
dankaliensis have been reported to possess significant anticancer activity but their mode …

Chemical Investigations of Differentially Oxidized Polycylic Pyrroles from Bipolaris Fungi: Synthetic Entry Into the Bipolamine Alkaloids

J Xuan, PA Machicao, KT Haelsig… - Angewandte Chemie …, 2022 - Wiley Online Library
indolizidine alkaloids of unusual biosynthetic origin have recently been characterized from
several species of fungi within the Pleosporaceae family. Possessing distinct polycyclic …

An efficient one-pot conversion of Boc-protected adenines to N6-ureas

PA Machicao, MA Peterson, D Schols - Tetrahedron letters, 2015 - Elsevier
Abstract Treatment of Boc-protected N 9 -aryladenines with 1 alkylamines (1.1 equiv) and
DMAP (1.1 equiv) in DMF at 80 C in the presence of activated 5 Å molecular sieves gave the …

An efficient microwave assisted synthesis of N′-aryl/(alkyl)-substituted N-(4-hydroxy-6-phenylpyrimidin-2-yl) guanidines: Scope and limitations

PA Machicao, SR Burt, RK Christensen, NB Lohner… - Tetrahedron …, 2017 - Elsevier
Abstract Treatment of N-[(4-hydroxy-6-phenyl)pyrimidin-2-yl]cyanamide with 1 alkyl or
arylamines in isopropyl alcohol for only 10 min at 110–120 C under microwave conditions gave …

A deep-learning method for the prediction of socio-economic indicators from street-view imagery using a case study from Brazil

J Machicao, A Specht, D Vellenich, L Meneguzzi… - Data Science …, 2022 - par.nsf.gov
… The region has low population density, with 0.66% of the population of São Paulo State. The
sewage network is below the São Paulo State average and there is a high illiteracy rate. On …

Chemical Investigations into Pyrrole-Containing Secondary Metabolites Isolated From Curvularia Sp. and Bipolaris Maydis

PA Machicao Tello - 2023 - escholarship.org
Pyrrole-containing alkaloids have long captured the attention of the synthetic chemistrycommunity
due to their intriguing and reactive chemical architectures; such is the case of …

Repository guidelines

…, M O'Brien, Y Murayama, P Correa, P Machicao… - 2022 - hal.science
This document, prepared by the Data Strand of the PARSEC project funded by the Belmont
Forum, provides guidelines for researchers about the importance and benefits of data …

[PDF][PDF] Finding Patterns and Exploiting Pseudo-randomness using Complex Systems

J Machicao, OM Bruno - sibgrapi.sid.inpe.br
Machicao, and OM Bruno, “A hierarchical model of metabolic machinery based on the
kcore … Machicao and OM Bruno, “A cryptographic hash function based on chaotic network …

Deep learning methodology for predicting socioeconomic indicators in Vale do Ribeira using satellite imagery

I de Melo Sousa, MJM Justo, P Corrêa - Authorea Preprints, 2022 - advance.sagepub.com
… D Jeaneth Machicao, for whom I express my sincere gratitude for her availability and advice…
Sousa (University of São Paulo, BR); Jeaneth Machicao (University of São Paulo, BR); Pedro …