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News from Latin America

Updates every hour. Last Updated: 3-May-2025 11:09 ET (3-May-2025 15:09 GMT/UTC)

To subvert immune response, COVID virus stimulates production of proteins without protective function

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

According to Brazilian researchers, SARS-CoV-2 uses this strategy to manipulate the machinery of the host’s defense cells. The discovery paves the way for the development of novel therapies.

Journal: International Journal of Molecular Sciences
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Does women’s empowerment help prevent underweight and wasting children?

The Alliance of Bioversity International and the International Center for Tropical Agriculture
Peer-Reviewed Publication

The forested hills and rolling fields in the state of Odisha are home to some of India’s most vulnerable tribal groups, but a new study from researchers of the Alliance of Bioversity International and CIAT shows that when women are empowered, children are less likely to be underweight.

Journal: PLOS One
Funder: International Fund for Agricultural Development

Novel methodology for remote testing of functional mobility and muscle strength in elderly patients with dementia

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

The protocol was designed at the Federal University of São Carlos (UFSCar). Trained carers help patients take standard tests used by geriatricians and physical therapists, performing them in their own homes with remote assistance from health workers. The goal is to facilitate access to treatment for older people with dementia.

Journal: Geriatrics Gerontology and Aging
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Resistance to the main drugs used in Brazil against Leishmania is found in parasite infecting cutaneous leishmaniasis patient

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

Trials conducted at the State University of Campinas (UNICAMP) confirm that the isolate of Leishmania amazonensis from a 46-year-old patient is resistant to amphotericin B.

Journal: PLOS Neglected Tropical Diseases
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Study finds that dopaminergic medication improves sleep quality in Parkinson’s disease patients

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

The analysis was conducted by researchers at São Paulo State University (UNESP), showing that when the patients took the drug, the number of times they woke up during the night fell by 25% and the amount of time they remained awake fell 30% on average.

Journal: Journal of Sleep Research
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Framing sustainability strategies for the enactment of corporate actions with positive macro-level impact: Evidence from a developing country

Escuela Superior Politecnica del Litoral
Peer-Reviewed Publication

The research redefines sustainability by examining how strategic framing can elevate corporate actions to achieve significant macro-level impacts. Moving beyond individual and community-focused efforts, the study highlights broad-scale changes that enhance societal and environmental well-being, including nationwide poverty reduction, environmental improvements, and public health advancements.

Journal: Business Strategy and the Environment

Chip that entangles four photons opens up possibility of inviolable quantum encryption

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

The device can be used to implement sharing systems in which any attempt at unauthorized access is immediately detected because it alters the quantum correlations.

Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

Organic farms certified by peers display higher product diversity

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

A study conducted in São Paulo state (Brazil) showed that farms with peer-to-peer certification had 58.8 organic items on average, while farms conventionally certified by third parties had 22.2.

Journal: Organic Agriculture
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

How farmers and tech teamed up to better test crops

The Alliance of Bioversity International and the International Center for Tropical Agriculture
Peer-Reviewed Publication

For over a decade, farmers across the world have been working hand-in-hand with researchers at the Alliance of Bioversity International and CIAT and their collaborators to develop a better way to test new crop varieties and improve food security in their communities.

Journal: Crop Science

Study reveals mechanism used by tegu lizard to raise own temperature

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

Salvator merianae, a giant tegu lizard endemic to South America, regulates its own body temperature during the mating season without relying on external heat and without shivering. Experiments conducted by researchers at São Paulo State University pointed to rising levels and activity of mitochondria in skeletal muscle as the basis for this endothermic ability.

Journal: Acta Physiologica
Funder: Fundação de Amparo à Pesquisa do Estado de São Paulo

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