toxin

Airborne Cyanobacterial Toxins Identified in Southwest Florida, Linked to Neurodegenerative Risks

Scientists from Brain Chemistry Labs, in partnership with Calusa Waterkeeper, have identified airborne cyanobacterial neurotoxins, specifically 2,4-DAB, in Southwest Florida. This finding follows previous research linking the toxin to Alzheimer's in beached dolphins and suggests chronic human exposure, posing risks for neurodegenerative diseases like ALS.

Andean Mouse Survives at Extreme Altitudes, Offering Clues for Human Medicine

The Andean leaf-eared mouse (Phyllotis vaccarum) lives at altitudes above 6,700 meters, making it the highest-dwelling mammal. Researchers studied its physiology and genomics, finding adaptations for cold, low oxygen, and processing toxins from plants, which could inform human medicine for conditions like heart problems and cancer.

Quanto tempo uma pessoa pode sobreviver sob os escombros após um terremoto?

Especialistas explicam que a sobrevivência sob escombros após um terremoto depende de fatores como acesso a ar e água, clima, estado físico e mental da vítima. Resgates ocorrem nas primeiras 24h, mas há casos de sobreviventes dias depois.

Peixe venenoso e agressivo invade o Mediterrâneo e preocupa pescadores gregos

Um peixe invasor, venenoso e agressivo, o Lagocephalus, está se multiplicando no Mediterrâneo oriental, causando prejuízos a pescadores gregos e levando o governo a propor um programa de captura e incineração.

Pez Sapo Tóxico Causa Estragos en Grecia: Alerta Sanitaria y Recompensa por Captura

El pez sapo de mejillas plateadas (Lagocephalus sceleratus), una especie tóxica invasora en el Mediterráneo, está causando graves problemas en Grecia. Provoca intoxicaciones, daña redes de pesca y reduce capturas, llevando a las autoridades a ofrecer una recompensa por su captura.

Pez Sapo Tóxico Causa Estragos en Grecia y Ofrece Recompensa por su Captura

El pez sapo de mejillas plateadas (Lagocephalus sceleratus), tóxico para humanos, ha invadido el Mediterráneo y causa problemas en Grecia. Devora la pesca, daña redes y muerde a personas. Las autoridades ofrecen recompensa por su captura.

Chinese Health Centre Scams Elderly Out of Millions with Soy Sauce Trick

Beijing police arrested over 30 people for defrauding over 100 elderly individuals of 10 million yuan (US$1.5M). A health center used soy sauce in intestinal cleaning liquid to convince victims they had toxins, leading one woman to spend 700,000 yuan on unnecessary treatments.

Chinese Health Centre Scams Elderly Out of Millions with Soy Sauce Trick

Beijing police arrested over 30 people for defrauding over 100 elderly individuals of 10 million yuan (US$1.5M). A health center used soy sauce in intestinal cleaning liquid to convince victims they had toxins, leading one woman to spend 700,000 yuan.

Sapinho-pingo-de-ouro capixaba: um anfíbio ameaçado de extinção

O sapinho-pingo-de-ouro capixaba, um anfíbio de apenas 1 cm e sem audição, é um indicador de qualidade ambiental na Mata Atlântica. A espécie, considerada "em perigo" de extinção, é estudada na Reserva Kaetés para desenvolvimento de ações de conservação.

Zoológico de Sapucaia do Sul reabre após fechamento por mortes de aves

O Zoológico de Sapucaia do Sul reabriu neste sábado (13) após 15 dias sem mortes de aves. O fechamento ocorreu em 15 de maio devido à morte de 36 aves, incluindo cisnes, por botulismo. A Secretaria do Meio Ambiente confirmou que a doença não representa risco para visitantes.

Cerveja e churrasco: entenda os problemas da combinação e como minimizar os danos

Nutricionistas alertam para os riscos da combinação de cerveja e churrasco, incluindo inchaço, aumento do colesterol e excesso calórico. Sugerem alternativas mais saudáveis para bebidas e acompanhamentos.

Chinese researchers reveal structures of sodium channel complexes with three neurotoxins

Chinese researchers led by academician Yan Ning have revealed the structures of the Nav1.6 sodium channel complexed with three neurotoxins: scorpion toxin Cn2, cone snail toxin ι-RXIA, and bullet ant toxin Pc1a. The findings, published in Nature, shed light on unexpected binding modes and regulatory mechanisms, offering potential for precise drug design targeting neurological diseases.

Tarifa dos EUA sobre tilápia brasileira: impacto limitado para o consumidor

Nova tarifa dos EUA sobre tilápia brasileira não afetará diretamente o consumidor no Brasil. A medida impacta empresas importadoras americanas, mas a dependência do mercado dos EUA para a tilápia é menor que a de outros produtos como carne e café.

Caravelas causam 146 acidentes em praias de Sergipe em 2026

O Corpo de Bombeiros de Sergipe registrou 146 acidentes com caravelas em praias em 2026, um aumento de 342% em relação a 2025. No último fim de semana, foram 44 ocorrências. Especialistas recomendam manter distância e procurar guarda-vidas.

MP de SP ajuíza ação contra Nutratta após morte de centenas de cavalos

O Ministério Público de SP entrou com ação civil pública contra a Nutratta e seu proprietário após centenas de mortes de cavalos e outros animais. A empresa é acusada de usar resíduos de soja contaminados com toxinas em rações, levando a intoxicações graves e mortes em vários estados.

Lait infantile contaminé : un rapport parlementaire critique les contrôles et les industriels

Un rapport parlementaire français épingle les contrôles alimentaires et les industriels suite à la crise des laits infantiles contaminés par la toxine céréulide. Le système n'était pas préparé et les rappels ont été tardifs.

Russia Accuses US and Ukraine of Developing Biological Weapons Components Near Its Borders

Russia's Deputy Foreign Minister Dmitry Lyubinsky accuses the US and Ukraine of developing biological weapons components near Russia's borders, citing unmonitored activities in Ukrainian labs since 2001.

'Vomited major toxin’: How rat poison inside watermelon led to death of 4 in Mumbai

‘Family vomited major toxin’: How rat poison inside watermelon led to death of 4 in Mumbai

Le lait contaminé consommé par un bébé mort à Angers mis hors de cause

Une dose «anormale» de la toxine céréulide avait été retrouvée dans le lait infantile consommé par un nourrisson décédé en décembre, avaient affirmé mi-mars les avocats de la famille.

EU Parliament Approves 'Veggie Bacon' Ban While Preserving 'Burger' and 'Sausage' Terms; Low Toxin Risk Found in Baby Milk

EU Parliament's agriculture committee approved a ban on plant-based products using meat-related terms like 'bacon', while allowing 'burger' and 'sausage' for veggie alternatives. The compromise ends a contentious debate between traditional diets and food innovation. Separately, EU authorities reported low risk of toxin exposure in baby milk formula, with seven European countries documenting gastrointestinal issues in infants who consumed certain formula products.

Mumbai family deaths: FDA finds no additives in watermelon; experts probe poison angle

Initial food adulteration suspicions in the Dokadia family's tragic deaths have been largely dismissed by FDA reports, which found no artificial additives in collected samples. While bacterial contamination and other toxins remain possibilities, forensic tests are now underway to pinpoint the exact cause of the sudden demise of the four family members after a Saturday night feast.

MAHA Coalition Rallies at Supreme Court Against Trump Administration's Support for Pesticide Maker Bayer

A coalition of Make America Healthy Again supporters rallied outside the Supreme Court on Monday as justices heard arguments in Bayer's Roundup case, criticizing the Trump administration for backing the pesticide maker despite MAHA's health priorities. The rift exposes tensions between the coalition and the administration over EPA deregulation, with advocates accusing officials of prioritizing chemical industry interests over public health.

MAHA Coalition Rallies at Supreme Court Against Trump Administration's Support for Bayer in Glyphosate Case

MAHA coalition members rallied outside the Supreme Court to protest the Trump administration's support for Bayer in a high-stakes case over glyphosate, the active ingredient in Roundup. Wellness influencer Vani Hari led the 'People Versus Poison' rally, criticizing the administration for backing the pesticide maker while claiming to prioritize health. The conflict exposes tensions within the coalition over the administration's deregulatory actions at the EPA, including rolling back chemical protections despite RFK Jr.'s history of suing Monsanto.