Biology – Page 64
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ResearchThin film approach to biocatalysis
Researchers say consider enzymes from the start to broaden industrial applications of nature’s catalysts
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ResearchLive insects pictured with electron microscope
A protective ‘nano-suit’ made from a common detergent protects specimens in a vacuum
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Research
Tiny volcanic cracks ‘incubated’ ancient DNA
Rock pores may provide answer to mystery of how longer and longer DNA strands arose on the ancient Earth
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FeatureDNA gets with the program
Molecular computing systems could improve disease diagnosis – and even hack living cells, finds Andy Extance
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ResearchChitosan bioelectrode sustains metabolic power to medical implants
Shrimp shell and fruit extracts improve lifespan of glucose biofuel cells
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ResearchPheromone trap will not let the bed bugs bite
Bed bugs are attracted to chemicals in their own faeces, which could make infestations easier to spot
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ResearchProtein mutant libraries to probe diseases' genetic link quickly and cheaply
More than 90% of the potential individual amino acid mutations possible introduced into cancer-linked protein
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News
Myriad loses appeal on cancer gene test patents
US appeals court rules that biotechnology company cannot block competitor’s breast cancer tests
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ResearchMystery of why ‘structural red’ colours are not found in nature is solved
Discovery may help scientists to produce e-readers with colour screens
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Research
Chemical camouflage helps fish hide from predators
First time a vertebrate has been seen to evade predators by smelling like its habitat
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ResearchAsteroid bombardment of early Earth may have created building blocks of life
Simulated asteroid impacts turn simple chemical into DNA bases
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ResearchDNA survives extreme heat of rocket re-entry
Discovery might spell trouble for extraterrestrial life hunters faced with terrestrial contamination problems
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ResearchSeeing glucose through the skin
Technique could one day allow diabetics to manage their condition without drawing blood
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ResearchCrustacean culprit turns lakes to jelly
Acid rain leaching calcium from Canadian water courses leads to a surge in jelly-covered organisms
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Research
Metallic blood smell attracts predators
Aldehyde attraction for African wild dogs helps to explain how they find their prey
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ResearchEngineered metalloenzyme catalyses Friedel–Crafts reaction
Unnatural amino acids help expand catalytic repertoire of enzymes
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ResearchEarth ripe for life soon after formation
Isotope ratios show asteroids delivered water to Earth early on in its history
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PodcastHuman growth hormone
Marketed as a path to eternal youth but banned in professional sports, Hayley Simon introduces human growth hormone
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ResearchFolding rules used to build unnatural proteins
Understanding protein folding and stability leads to new proteins with hopes of creating structures that can perform novel chemistry
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FeatureMicrobial miners
Jon Evans discovers the microbes hard at work on our behalf, extracting valuable metals from low-grade ore