Biology – Page 4
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OpinionProteins’ shape and function are two sides of the same coin
A new perspective on the relationship between chemistry and biology
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ResearchSelf-assembling RNA strands ‘tamed the chemical chaos’ in prebiotic mixtures
New research explores mechanisms that boost RNA’s stability and resistance to hydrolysis
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ResearchHydrogen bonding helps to maintain tear film stability
Research uncovers how hydroxyl-containing solutes delay eye dewetting process
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NewsAward-winning chemist threatens to sue critic
Tensions flare in latest dispute over spherical nucleic acid technology
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OpinionEnormous enzymes expand the limits of molecular biology
Identifying the PKZILLAs, used by algae to make toxins, stretched the capabilities of current analytical methods – and the limits of our preconceptions
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ResearchAnalytical chemistry tools point to the future of personalised medical diagnostics
Molecular fingerprinting techniques outperform standard blood tests for detecting the onset of many diseases
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ResearchHybrid metabolism allows bacterium to get most out of fermentation and respiration
Engineered E. coli can turn unusable carbon sources into chemical feedstocks
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NewsExplainer: Why athletes are taking sodium bicarbonate supplements
Why runners are taking pills containing a common kitchen ingredient
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OpinionMedicinal chemistry’s biological blind spots
Despite advances in modern medicine, there are some big gaps in our knowledge
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ResearchTherapeutic proteins can hitch a ride on parasite to bypass blood-brain barrier
Toxoplasma could be delivery agent for protein drugs – provided parasite can be made safe
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ResearchIron coatings help Komodo dragons maintain their sharp ziphodont teeth
Research sheds light on structure–function relationships in teeth of carnivorous reptiles
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NewsMetallic nodules sought by deep sea miners could be making oxygen in the depths
Water-splitting at the bottom of the Pacific holds intriguing implications for the origin of life on Earth – and further afield
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ResearchNanopore proteins designed from scratch and turned into biosensors
Artificial ion channels used to detect disease indicators and pharmaceuticals
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NewsAll clinical research using germline genome editing banned in China
New guidelines follow creation of first gene-edited babies three years ago by He Jiankui
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FeatureIs DNA the future of digital data storage?
DNA is being explored as a long-term solution to preserving digital information for future generations. Nina Notman reports
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ResearchNew gene-editing tool found in bacterium could carry out extensive genome remodelling
Highly selective mechanism can insert, remove and flip large portions of DNA
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OpinionUnderstanding our brains is complicated, beware of simple ideas
Stepping up from chemistry to complexity
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FeatureBrain chemistry basics
Andy Extance looks into the latest in Alzheimer’s disease, pain and memory
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FeatureBypassing the blood–brain barrier
Researchers are on a quest to outsmart and overcome the sophisticated security system of the brain. Julia Robinson reports on some of the approaches being studied
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FeatureWhy don’t we know how antidepressants work yet?
Selective serotonin reuptake inhibitors are at the centre of a collision between social and biochemical outlooks on depression, finds Andy Extance