Biochemistry

Video

The plant biological clock benefits agriculture

Understanding the plant circadian rhythms, and learning how to manipulate them, may widen cultivation options | 2'42

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Physics/Chemistry

Free passage through the skin

Simulations indicate that applying an electric field stimulates the formation of "blisters" that turn the epidermis into a gateway for drugs to enter the body

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Photolab

Invisible message

When stimulated with ultraviolet light, the cock-eyed squid (Histioteuthis sp.) becomes covered with bright red dots

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Profile

The poetry of science

Researcher from Rio Grande do Sul who specializes in brain and heart disease risk factors named on IARC's list of scientists of the year

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COVID-19

A mask that inactivates the virus

Hospital Regional da Asa Norte in Brasília began clinical trials of a mask that contains a biocompatible compound capable of inactivating the novel coronavirus

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Butantan – 120 Years

Constant metamorphosis

Scientific discoveries call attention to quality control in the production of serums and vaccines

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Butantan – 120 years

Among venoms, not just from snakes

Researchers investigate the action and possible uses of toxins

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Biochemistry

Anti-predator chemical shield

Seemingly harmless at first glance, the African maned rat (Lophiomys imhausi) carries a lethal weapon in its coat

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Biology

Underground dispute

A team of researchers from the USA, Spain, and Brazil have explained the growth behavior of plant roots

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Photolab

Underwater stars

When disturbed by a physical bump or a beam of light, the tunicates Pyrosoma atlanticum emit a turquoise light

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Memory

The chemist of evolution

Otto Gottlieb associated the structural complexity of substances with the development plants and their environment

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Chemistry

Life on Venus?

An international group of researchers identified the presence of phosphine, a possible sign of life, in the atmosphere of Venus

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Biochemistry

The trigger for muscular strength

An international group of researchers has identified a chemical compound that functions as a molecular trigger for the strength gains caused by physical exercise

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Chemistry

Impurities in psychedelics

Researchers analyzed drugs seized in Santa Catarina between 2011 and 2017 and found a change in the composition of blotters

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Health

Low vitamin D levels

In Brazil, about 875,000 people aged over 50 are deficient in vitamin D

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Technology

Nanocellulose sensors

Microbial nanocellulose could be used to make electrochemical sensors that attach to the skin to monitor health conditions or physical performance

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Biochemistry

Venomous amphibians

Caecilians are venomous animals, capable of injecting venom into their prey, say researchers from the Butantan Institute

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Innovation

From cocoons to bones

A team has developed a potentially simpler, faster, and cheaper strategy for producing a biocompatible material that can be used as a scaffold for repairing long bones

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Medicine

Gelatin optical fiber

Researchers used agar, a type of gelatin extracted from algae, to develop a biodegradable and biocompatible optical fiber

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Pharmacology

Medicines from Cannabis

Based on its proven efficacy for epilepsy, cannabidiol has become the target of intensive research

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Interview

Heather Lombardi: Support for gene editing

FDA official says the agency is in favor of editing the genomes of living organisms to create products that benefit society

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Genetics

The glowing mosquito from Vale do Ribeira

It may be possible to genetically engineer the larvae of disease-causing mosquitoes such as Aedes aegypti to make them glow

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Biology

Giants with their own light source

Researchers have now isolated the substances involved in Dosidicus gigas bioluminescence

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Biology

The changing venom of a stingray

Stingray venom changes as the fish mature

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Biochemistry

Green, yellow, or red

Bioluminescence research sheds new light on the mechanisms behind firefly colors

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Retrospect

The chemistry of success

USP’s School of Pharmaceutical Sciences reaches its 120th anniversary as a leading institution in medicines, clinical and toxicological testing, and food science

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Archaeology

The origin of chocolate and camouflaged fungus

Artifacts that belonged to native Americans between 5,300 and 2,100 years ago hold the earliest evidence of the domestication and use of cacao

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Biology

The chemical language of insects

Within colonies, bees and ants recognize each other and organize themselves through compounds that cover their bodies

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Neuroscience

Pain neurons grown in a laboratory

Brazilian researchers have developed human sensory neurons in a laboratory for the first time

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INTERVIEW

Andrew Simpson: Ready for take-off

A biochemist talks about Orygen Biotecnologia's projects and the importance of biologic medicines

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