proteins

The Economist reports that artificial intelligence is advancing to the point where scientists may be able to design and build entirely new organisms from scratch. The claim points to AI's growing role in biology, where machine-learning tools are increasingly used to predict protein structures and engineer genetic material. The development raises both scientific promise and questions about safety and ethics of synthetic life.

Cholesterol is drawing attention in Brazil with several new stories. Health outlets highlight a cheap, protein-rich food that can help reduce cholesterol, while a cardiologist warns that low LDL does not mean zero risk, since heart attacks and strokes can still occur even with 'good' exam results. The Senate also marked World Egg Day, adding to the debate about diet and heart health.

Plant-based milks can only rival dairy on nutrition and climate impact if they are fortified, according to a new analysis. Unfortified oat, soy and almond drinks often lack the calcium, vitamin D and protein levels found naturally in cow's milk. Researchers say fortification choices, not just crop emissions, determine whether these alternatives are a genuine nutritional substitute.

The Brazilian Animal Protein Association (ABPA) says a coordinated response to a disease case in Santa Catarina has resulted in more limited trade embargoes than feared. The statement, reported by UOL, suggests containment measures are helping shield Brazil's export-driven poultry and pork industries from broader restrictions. Details on the exact disease and its spread remain limited.

An independent blind lab test of Atom Whey Protein XL, a hybrid whey priced at roughly ₹2,300 per kilogram, is drawing wide attention in India's fitness supplement community. The testing examines whether the budget protein delivers on its claimed protein content and quality. Viewers are discussing the results and what they mean for affordable supplement brands.

Dwayne Johnson is trending across multiple countries after photos emerged of the Hollywood star looking unrecognisable in a new role, a striking departure from his usual action-hero image. Alongside the buzz over his transformation, fans are discussing his unusual 70-gram protein rice shake for recovery, and a viral moment in which his casual use of an everyday kitchen item sparked a culture-shock debate among non-Americans.

A new overview of single-cell proteomics outlines how the technology exposes differences in protein make-up between individual cells, from ordinary cellular heterogeneity to so-called non-canonical biology. Scientists say profiling proteins cell by cell, rather than in bulk tissue, is revealing previously overlooked forms of protein diversity, with potential implications for how researchers study development, disease and cellular function.

Nutrition specialists at Ohio State University say people focused on fitness place too much emphasis on protein alone. In a breakdown of common nutrition mistakes, they highlight that overall dietary balance, including adequate carbohydrates, fats, vitamins and total calories, matters just as much as protein intake for anyone training or trying to build strength.

Researchers publishing in Nature have detailed the molecular mechanisms by which NLR proteins drive inflammasome activation, a key process in the innate immune response. The work explains how these intracellular sensors detect threats and assemble inflammasome complexes that trigger inflammation. Scientists say the findings could inform treatments for inflammatory and autoimmune diseases.

Fitness content creator Rohit Khatri has laid out a full-day vegetarian diet plan that claims to deliver 145 grams of protein for only 150 rupees. The plan is drawing attention among budget-conscious gym-goers in India, where whey supplements and meat-heavy diets are costly. Viewers are debating whether such cheap, plant-based protein targets are realistic.

Anthropic reports that Claude, its AI model, successfully designed protein binders targeting scorpion neurotoxins, a step that could aid antivenom and therapeutic development. The announcement, published on Anthropic's research page, is drawing attention on technology forums, with readers discussing what it means for AI's role in biology and drug discovery.

A question circulating online asks people to name any diet that allows someone to bulk up while banning starch, fructose, dairy proteins and meat. Replies are struggling to offer realistic options, since the restrictions cut out most common calorie and protein sources, leaving legumes, eggs, rice alternatives and protein supplements as the main debate points.

Protein has become the centrepiece of modern diet culture, with high-protein products and diets marketed as the path to health, fitness and weight control. The trend has prompted a counter-question now circulating widely: how much protein is actually too much, and where is the line between a healthy intake and excess?

Food and nutrition companies are developing products tailored to people taking GLP-1 weight-loss drugs, with protein, fiber and taste cited as the key priorities. Users of medications like Ozempic and Wegovy often eat less and need nutrient-dense foods to avoid muscle loss and digestive issues, creating a fast-growing market opportunity.

A Nature study reports that protein condensates can settle into two competing material states: fibre-like structures and glass-like phases. The finding clarifies how the same condensed proteins can adopt different physical forms, with implications for understanding biomolecular condensates in cells and conditions such as neurodegenerative disease, where protein aggregation plays a role.

Millions of people taking GLP-1 weight-loss and diabetes medications such as Ozempic and Mounjaro are being reminded that good nutrition matters while on the drugs. Because the medications suppress appetite, experts warn users risk losing muscle mass and missing key nutrients if they do not plan meals carefully, with guidance circulating on protein intake and balanced eating.

A new trial challenges the long-standing assumption that strictly vegetarian diets can't help build and protect muscle mass. Researchers found that for people over 55, plant-based eating still supported gains in the weight room, contradicting conventional thinking that animal protein is necessary for maintaining strength in older adults.

A microbiology study describes how ribosome collisions act as roadblocks during protein synthesis in bacteria, and how specialized traffic controllers resolve them. The work examines how bacterial cells manage stalled ribosomes to keep translation running smoothly. Researchers in the field are discussing what the findings suggest about translation quality control and bacterial stress responses.

Researchers using computational models report progress on a longstanding question in ion channel evolution: how channels that conduct calcium evolved into those carrying other ions, allowing more current flow with less calcium dependence. The findings, covered by science news outlets, suggest structural modelling can reconstruct evolutionary pathways of these essential proteins, which underpin nerve signals, muscle contraction and many other cellular processes across animals.

Researchers report in Nature that keratin 9, a protein specific to the thick skin of palms and soles, regulates YAP1, a mechanosensitive signalling pathway that responds to physical forces. The finding clarifies how palmoplantar skin maintains its structure and may inform research on skin thickening disorders and mechanobiology more broadly.