bacteria

  1. R

    Atheists, how long does it take for a virus to evolve into bacteria giving the...

    ...right chemicals to environment? Ok, so I inserted dust from the floor which contains RNA viruses in a solution containing gelatin which I've broken into aminoacids by boiling them in water and fats, sugar sold in shops. How long will it take for the RNA viruses to absorb chemicals from the...
  2. J

    Growing bacteria in a petri dish?

    a few days ago i went through the normal steps of this project..but by now i realized that the inside of the dishes are filled with a lot of moisture. i think i may have used to much water on the tip of the cotton swabs that i swabbed surfaces with..should i restart the project and use less...
  3. D

    what measurement is used to count bacteria on a petri dish?

    I'm doing a science project in 7th grade about which cleansing product works best on a mirror. How would i count the bacteria? Would i use centimeters squared? I have no idea!
  4. L

    Will bacteria grow in a petri dish full of sugar and underneath a heat lamp?

    Petri Dish + Sugar + Wampth = life? Do they need water too? How much? Should I put a few drops or so?
  5. L

    Will bacteria grow in a petri dish full of sugar and underneath a heat lamp?

    Petri Dish + Sugar + Wampth = life? Do they need water too? How much? Should I put a few drops or so?
  6. T

    Unexpectedly Small Effects Of Mutations In Bacteria Bring New Perspectives

    Most mutations in the genes of the Salmonella bacterium have a surprisingly small negative impact on bacterial fitness. And this is the case regardless whether they lead to changes in the bacterial proteins or not. This is shown by Uppsala University scientists in an article being published...
  7. T

    Survey Shows Rise In New Antibiotic-Resistant Bacteria In Chicago Area

    In a survey of Chicago-area healthcare facilities, researchers at Rush University Medical Center and the Cook County Department of Public Health have found that the incidence of KPC-producing bacteria is rising. These bugs cause infections with high mortality rates and are resistant to the most...
  8. M

    Does yogurt produced by both homo and hetero-fermentative bacteria?

    Thks!!!
  9. T

    Bacteria Identified That May Lead To Inflammatory Bowel Disease In Genetically Suscep

    Certain bacteria that inhabit the intestine provide the environmental trigger that initiates and perpetuates chronic intestinal inflammation in individuals who are genetically susceptible to inflammatory bowel disease (IBD), a study led by Harvard School of Public Health researchers has found...
  10. H

    How do I measure how much bacteria is in a petri dish?

    I'm doing a science experiment where i will have to grow some bacteria in some agar. The problem is i don't know how to measure how much bacteria is on the disk quantitatively, that is, using numbers not observations. How can i do it?
  11. T

    Stomach Bacteria Need Vitamin To Establish Infection

    Scientists have determined that Helicobacter pylori, the bacterium that causes peptic ulcers and some forms of stomach cancer, requires the vitamin B6 to establish and maintain chronic infection, according to research published this week in the online journal mBio™. This finding, along with the...
  12. M

    Do those rubber bracelet easily hold germs and bacteria?

    Im not germaphobe or anything but i always feel like those rubber bracelets feel grimy and just dirty and i'm just kinda wondering if im crazy hahaha
  13. V

    Nicotine free cigarettes designed to kill oral bacteria promote fresh breath and

    make surroundings smell nice? On sale in China and coming to the UK soon? Great news, Maybe they will open all the pubs again. Good news what do you think?
  14. V

    Nicotine free cigarettes designed to kill oral bacteria promote fresh breath and

    make surroundings smell nice? On sale in China and coming to the UK soon? Great news, Maybe they will open all the pubs again. Good news what do you think?
  15. G

    Can anything in your hair (such as oil or bacteria) cause a sore throat?

    I have a habit of running my hair through my lips (an odd habit that I picked up probably as a form of stress relief). When I do this for an extended period of time, my throat becomes sore or irritated. Is there something in my hair that is causing this?
  16. T

    ER Computer Keyboards And Bacteria

    Keyboards located in triage and registration areas were found to be more contaminated with bacteria than those in other areas of the Emergency Department at Henry Ford Hospital in Detroit, according to a new study conducted by the hospital. "Contamination was predominantly found in non-treatment...
  17. T

    Antibiotic Alternative For Battling Meningitis-causing Bacteria

    A study published online on May 24th in the Journal of Experimental Medicine suggests that boosting the abundance of one of the body's own proteins might be more effective than antibiotic treatment at fighting off a common meningitis-causing bacterium (E. coli K1). E. coli K1 can lead to...
  18. T

    Concentrations Of Viruses And Bacteria Linked To Human Feces Found In Community Water

    Do you know what is in your drinking water? A study by a University of Tennessee, Knoxville, professor may have you thinking twice the next time you fill up that glass of tap water. Larry McKay, an earth and planetary sciences professor in the College of Arts and Sciences, sampled eight...
  19. T

    Mouse Experiment Suggests Quickly Evolving Bacteria Could Improve Digestive Health

    When the forces of evolution took over an experimental strain of bacteria, it derailed an experiment Duke and NC State researchers thought they were conducting, but led to something much more profound instead. The researchers used a colony of mice raised in a large plastic bubble, called an...
  20. T

    Even Healthy Pregnant Women Need To Worry About Oral Bacteria

    Even healthy pregnant women can be at risk for pregnancy problems caused by oral bacteria. Researchers from Case Western Reserve University began to understand which bacteria from the 700 species living in the mouth are responsible for the growing health problem of preterm and stillbirths...
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