But polio is just one of many causes, with other viruses and bacteria also responsible.
Inside all animals, plants and bacteria are DNA molecules that contain the blueprint for life.
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It houses millions of microorganisms and bacteria that exist for the sole function of eating dead things.
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Devotees make their own by brewing tea and sugar with a flat, solid mass of yeasts and bacteria.
The team will work with luciferase, an enzyme common in fireflies as well as some glowing fungi and bacteria.
Ribosomes are responsible for the production of all proteins in living cells, including those of humans, plants and bacteria.
Geological forces lifted these oil-bearing rocks up toward the surface of the earth, within reach of water and bacteria.
But using infrared femtosecond lasers with carefully selected wavelengths, a US team targeted viruses and bacteria without harming other cells.
This allows scientists to glimpse the shape of virus and bacteria components and get some insight into how they function.
The team has published a number of papers on the stuff, including ones that demonstrate its ice- and bacteria-repelling properties.
Existing vaccines work against viruses and bacteria, but the parasite that causes malaria is a more complex type of organism.
Without some sort of biocide, vaccines would become infected with fungi and bacteria and that would cause all sorts of problems.
The saliva produced in the mouth by the physical act of chewing can wash away acids and bacteria, thereby protecting teeth.
By using atmospheric air and negative ions, a natural cleansing agent, it fights dirt and bacteria with nature's own weapon, he said.
Advocates of raw milk hold that pasteurization kills enzymes that make food digestible and bacteria that contribute to a healthy immune system.
Most viruses and a fair number of fungi and bacteria are parasites.
After several attempts, the researchers found a level which "inactivates both viruses and bacteria while leaving sensitive materials such as mammalian cells unharmed".
The structures are then coated with paint and a urethane that keeps liquids and bacteria from penetrating them and allows for easy cleaning.
To that end, Voigt is experimenting on bacteria with plant-digesting genes, including those found in termites, sheep and bacteria that live on your lawn.
Nematodes and bacteria capture and store carbon that otherwise contributes to global warming when allowed to overload the atmosphere in the form of carbon dioxide gas.
Species of plants, insects, and bacteria that lay dormant in the soil are brought to life, energized and fertilized by the super-heat of the fire .
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Also, viruses and bacteria can live for hours on some surfaces some viral particles have been found to be active up to a day in certain places.
The bees were infected with just about every bee virus known, including deformed-wing virus, sac-brood virus, and black-queen-cell virus, and also by various fungi and bacteria.
The Spiegelau version looked much smoother and was said less likely to trap alien objects, such as dishwashing detergent and bacteria, which can affect the taste.
"Antioxidants can protect us against the oxidative stress in our industrialised world, such as pollution, chemicals, viruses and bacteria, and consequently cardiovascular diseases and cancer, " said Professor Aviram.
Ants and bacteria face similar social and resource problems.
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The pears get a disinfectant bath in water with up to five parts per million of ozone, which kills viruses (like the ones that cause hepatitis) and bacteria (like E. coli and salmonella).
Small enough to fit in the bed of a large pickup truck, the Ferrator strips electrons from iron atoms to make ferrate--an unstable molecule that bonds to and neutralizes heavy metals, phosphates and bacteria.
Antigen-presenting cells collect fragments of proteins from foreign bodies (normally pathogens, such as viruses and bacteria, but also transplanted organs) and show these to T cells, in order to tell them what to attack.
Dr. Fischbach cautioned that "it's going to take a long time" before new drugs might be available, because there remains much to sort out not only the interplay between genetics and bacteria but also the wide variations in the bacteria on different people's bodies.
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