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News from Latin America

Updates every hour. Last Updated: 1-May-2025 11:08 ET (1-May-2025 15:08 GMT/UTC)

Study identifies six drugs that can be repurposed for treatment of toxoplasmosis

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

Brazilian researchers screened 160 compounds known to be effective against SARS-CoV-2 and identified those that also act against the protozoan parasite Toxoplasma gondii. The most promising will be tested in humans for treatment of the chronic form of the disease.

Journal: PLOS One
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Study shows how ‘superbacteria’ were prevented from spreading in a large tertiary hospital

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

The study was conducted by researchers at the University of São Paulo, highlighting the importance of identify and isolating infected patients on admission to the emergency room. The findings also showed that containment may be impaired if patients stay more than two days in the ER.

Journal: Clinical Infectious Diseases
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Evaluation of sympathetic neural activity and exercise capacity in patients with heart failure secondary to antineoplastic therapy

D'Or Institute for Research and Education
Peer-Reviewed Publication

A joint study by researchers from the D’Or Institute for Research and Education (IDOR), the Hospital Sírio Libanês, the Instituto do Coração (InCor), the Instituto do Câncer do Estado de São Paulo, both from the Hospital das Clínicas of the University of São Paulo Medical School and the Centro Paulista de Oncologia - Oncoclínicas, analyzed the relationship between sympathetic neural overload and exercise capacity in patients with heart failure with reduced ejection fraction (HFrEF) related to anthracycline chemotherapy. The study was published in the American Journal of Physiology-Heart and Circulatory Physiology.

Journal: AJP Heart and Circulatory Physiology
Funder: Instituto D'Or de Pesquisa e Ensino, Fundação de Amparo à Pesquisa do Estado de São Paulo, Fundação de Amparo à Pesquisa do Estado do Rio de Janeiro, Conselho Nacional de Desenvolvimento Científico e Tecnológico

Discovery of a new calcifying phytoplankton species off Bermuda

Bermuda Institute of Ocean Sciences
Peer-Reviewed Publication

A newly described coccolithophore species, Calciopappus curvus was recently found in 2020 in the Sargasso Sea near Bermuda by scientists affiliated with the Bermuda Institute of Ocean Sciences. This newly named species has also been observed prior to its discovery off Bermuda in water samples from far-flung locations as the North Atlantic to tropical and subtropical regions of the Mediterranean, the Atlantic, Indian, and Pacific Ocean. Formally named Calciopappus curvus, is described in a new paper published in the October edition of the journal Protist.

Journal: Protist

A turtle time capsule: DNA found in ancient shell

Smithsonian Tropical Research Institute
Peer-Reviewed Publication

Paleontologists discover possible DNA remains in fossil turtle that lived 6 million years ago in Panama, where continents collide

Journal: Journal of Vertebrate Paleontology
Funder: Universidad del Rosario, National Secretary of Science and Technology of Panama

Risk of eating disorders among vegan diet followers is low, study suggests

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

The prevalence of dysfunctional eating behaviors among almost 1,000 vegans studied by researchers at the University of São Paulo was less than a tenth of the average for the Brazilian population. The explanation, according to the researchers, lies in the reasons for which people choose a restrictive diet.

Journal: JAMA Network Open
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Researchers create formula for first synthetic sugarcane molasses with fully reproducible composition

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

The product will pave the way for researchers and food engineers to develop novel industrial processes based on the use of sugarcane molasses. It was tested as a yeast culture medium for ethanol production.

Journal: Scientific Reports
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Understanding of mechanisms behind post-exercise lack of appetite can open new paths to obesity treatment

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

Hormones and metabolites secreted after physical activity act together to suppress hunger, as highlighted by an editorial in The Journal of Physiology written by researchers at the State University of Campinas and the University of Copenhagen.

Journal: The Journal of Physiology
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Transforming the cacao sector: introducing the guide for the assessment of cacao quality and flavor

The Alliance of Bioversity International and the International Center for Tropical Agriculture
Business Announcement

The new Guide for the Assessment of Cacao Quality and Flavour, published by Cacao of Excellence, aims to address the absence of commonly agreed standardized protocols for evaluating cacao quality and flavor, as well as the lack of a common language to describe the sensory experience of cacao.

Brazilian researchers develop method of purifying water contaminated by glyphosate

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

Researchers at São Paulo State University (UNESP) in Brazil have developed a strategy for removing glyphosate, one of the world’s most frequently used herbicides, from water. Inspired by the concept of the circular economy, the technique is based on sugarcane bagasse, a waste material produced by sugar and ethanol plants.

Journal: Pure and Applied Chemistry
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

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