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Articles related to microbiology

Browse: Weekend Treats Undo Healthy Weekdays Browse: Microbe Is Just One Gene from Multi-drug Resistance
A University of Queensland study has tracked a potentially devastating E. coli strain that is only one gene away from being resistant to almost all anti­biotics.
Browse: Ancient Microbes Contributing to Climate Change Browse: Researchers Estimate Maximum Growth Rate for Life on Earth
Browse: Fabric Reduces Hospital Infections – and Puts an End to Smelly Socks Browse: How Deadly Dragonfly Wings Bust Bacteria
Browse: Resistant Bacteria Rising Rapidly Browse: Buckingham Palace Built with Jurassic Microbes
Browse: Dragonflies Provide Antibacterial Clues
A technique copied from dragonfly wings could prove the key to creating surfaces that are safe from bacteria, and could be used in implants that currently become sites of infection.
Browse: Primitive Microbes Stole Genes on a Surprising Scale
Browse: Methane-producing Microbe Thaws from the Permafrost
Scientists from The University of Queensland have discovered a microbe that is set to play a significant role in future global warming.
Browse: Gut Bacteria Help Asthma
Browse: New Antibiotic Class Targets Multidrug-Resistant Bacteria Browse: Microbes Drove the Evolution of Sex
Browse: Mite Viruses Behind Bee Colony Collapse Browse: Theory of the Evolution of Sexes Tested with Algae
Browse: Theory of the Evolution of Sexes Tested with Algae Feature: Living on Thin Air
Soil bacteria can survive lengthy periods without food or water by metabolising hydrogen. How they do this has wider implications for understanding the biology of soils, the chemistry of the atmosphere and the development of artificial catalysts to harness hydrogen as a fuel source.
Browse: Atmospheric Gases Enough to Support Life Browse: Biocanisters of Toxins
The discovery of the mechanism by which certain bacteria poison insects could prove invaluable for both the fight against pest species and for future medical advances.
Browse: Lethal Bacteria’s Virulence a “Roll of the Dice”
Cover Story: Post Mortem: What Happens to Drugs after Death?
Drug levels can rise, fall or even disappear entirely after death, potentially leading to incorrect conclusions about murder, suicide and drug overdoses.
Feature: Can Microbes Destroy Cancer?
The efficiency of anti-cancer vaccines can be improved by exposing immune cells to harmless bacteria found in the throat.
Credit: Eraxion/iStock
Feature: Probiotics for the Planet’s Polluted Plumbing
Imagine a world where billions of tiny creatures were deployed in the environment to degrade industrial pollutants that contaminate the world’s crucial groundwater reserves.
An aphid is tethered by a gold wire
Feature: Plant Viruses Threaten Crops as Climate Warms
Climate change will exacerbate the spread of a virus that reduces the yield of infected wheat by 70%.
Clusters of the bacterium Staphylococcus aureus protected by a biofilm.
Feature: A Trojan Horse to Clear a Stuffy Nose
Antibiotic resistance is expected to kill more people than cancer and diabetes combined, but a new approach aims to penetrate the biofilms that protect bacteria from antibiotics.
Credit: freshidea/adobe
Feature: Guardians of the Gut
The appendix has long been considered an evolutionary relic but new evidence indicates it has an important role in our immune system.
Microscopy imaging of metastatic cancer cells. Credit: drimafilm/adobe
Feature: The Bacteria that Promote Cancer
A bacterial protein can trigger inflammation and facilitate the progression of cancer.
Feature: Can You Make Beer from the Yeast in Vegemite?
Vegemite is made from the spent yeast left over from the fermentation of beer. Can it be recycled to produce Vegemite beer, and how does it taste?
Feature: The Role of Gut Microbes in Autism
Gut microbes can modify our mood and even change our behaviour. They’ve now been implicated in a neuronal mutation found in the gut and brain of autistic patients.
Feature: Tunnelling Bacteria: An Underestimated Threat to Wooden Structures
Bacteria that have evolved a clever way to feed by tunnelling within cell walls can thrive in pretreated wood in humid conditions, and may even have damaged new houses in Auckland.
Browse: Martian Mineral Linked to Microbial Life on Earth
Browse: Safe Vaccine for a Sore Throat – and Heart Disease Browse: Marine Microbes Munch on Plastic Waste
Browse: Pubic Microbes Finger Sex Offenders Browse: A New Silver Species of Staphylococcus
Browse: Invasive Ants Carry Novel Virus and Bee Pathogens Browse: Blocked Bacteria Protects Against Stomach Cancer
Browse: Bacteria Exploit Quantum Coherence to Harvest Light Browse: A Sprinkle of Microbes on Cereal Could Suppress Allergies
Browse: Harnessing bacteria to turn gold grains into nuggets Browse: Animals Spread Parasite Eggs in Water Catchments
Browse: Snake Peptide Puts the Bite on Superbugs Browse: Toxic Form of Gut Bug Is Likely to Cause Bowel Cancer
Eureka!: Bacteria from Baby Poo Used to Make Sausages
Tasmanian devil facial tumour is evolving, and scientists have created a low-fat sausage using bacteria harvested from infant faeces.
Eureka!: The Unromantic Truth About Kissing
When couples kiss intimately for 10 seconds they transfer 80 million bacteria.
Eureka!: New York Subway Home to Bubonic Plague and Anthrax
Traces of DNA sampled across New York’s subway have revealed a trail of anthrax, bubonic plague and drug-resistant microbes.
Naked Skeptic: It Can’t Hurt You: It’s Natural
The company that marketed a raw milk product that killed a child should not be allowed to use product-labelling loopholes to escape justice.
Up Close: Gut harmony: Why the right mix of microbes is important to our health
Microbial ecologist Prof Rob Knight explains why we need the millions of microbes that make a home in and on our bodies.
Up Close: Linking childhood diarrhoea and the onset of type I diabetes
Virologist Associate Professor Barbara Coulson explains how a common childhood infection could hasten the onset of type 1 diabetes.
Up Close: Viral diary: The global rise and near demise of polio
Virologist Prof Vincent Racaniello discusses how poliovirus causes paralysis, and how close we are to eradicating the disease.
Up Close: Infected: How HIV works at the cellular level to overwhelm the immune system
Infectious diseases expert Prof Sharon Lewin explains how the HIV virus disarms our immune system and multiplies within it. She also discusses what these discoveries mean for research efforts into future treatment.
Up Close: Contagion calculation: Forecasting and tracking outbreaks of influenza
Epidemiologist Assoc Prof Jodie McVernon discusses research into tracking and predicting the spread of influenza and other viral diseases like Ebola.
Up Close: Go with the gut: Our symbiotic relationship with our intestinal bacteria
Chemistry researcher Assoc Prof Spencer Williams talks about the rapidly emerging understanding of human microbiota - the diverse and numerous microorganisms that reside on and within our bodies - and particularly how the composition of our gut flora can determine the state of our own health.
Up Close: Germ warfare: Young researchers seeking answers to diverse microbe threats
Two young science researchers discuss their investigations of microbes that threaten, respectively, human health and our food supply. We chat with Claire Gorrie about aspects of the drug-resistant bacterium Klebsiella pneumoniae, and how it's implicated in serious infections. And Rebecca Vandegeer tells us how the Barley Yellow Dwarf virus strips our wheat crops of their defences, posing a threat to food security.
Up Close: Going viral: Global food security under threat from crop and livestock diseases
Virologist and infectious diseases expert Prof John Fazakerley details the myriad threats to the global food supply from pathogen infestations in crops and livestock, and how new genetic and surveillance technologies are lending hope to keeping them in check.
Issues: Superbug Resistance to Antimicrobial Nanosilver
A group of widely-occurring bacteria has been able to overcome the antimicrobial activity of nanosilver upon prolonged exposure.
Online Feature: A new branch of life found in a pond in Melbourne
Pandoravirus promises future surprises
Online Feature: How antibiotics enable pathogenic gut infections
Study pinpoints ways to counter the effects of the antibiotics-driven depletion of friendly, gut-dwelling bacteria.
Online Feature: Saving young lives by the million
Professor Ruth Bishop has been named the 2013 CSL Florey Medallist for her discovery of the rotavirus responsible for the deaths of half a million children each year.
Online Feature: Study links intestinal bacteria to rheumatoid arthritis
Bacterial disturbances in the gut may play a role in autoimmune attacks on the joints, pointing the way to novel treatments and diagnostics
Online Feature: Fast-tracking access to experimental Ebola drugs
Several therapeutic treatments are in experimental phases of testing and show great promise in treating Ebola virus infections in animal models.
Online Feature: Eating healthily during the week but bingeing on weekends is not OK for your gut