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  2. Streptococcus pneumoniae - Wikipedia

    en.wikipedia.org/wiki/Streptococcus_pneumoniae

    Streptococcus pneumoniae resides asymptomatically in healthy carriers typically colonizing the respiratory tract, sinuses, and nasal cavity. However, in susceptible individuals with weaker immune systems , such as the elderly and young children, the bacterium may become pathogenic and spread to other locations to cause disease.

  3. Pneumococcal pneumonia - Wikipedia

    en.wikipedia.org/wiki/Pneumococcal_pneumonia

    Pneumococcal pneumonia is a type of bacterial pneumonia that is caused by Streptococcus pneumoniae (pneumococcus). [1] It is the most common bacterial pneumonia found in adults, the most common type of community-acquired pneumonia, and one of the common types of pneumococcal infection. The estimated number of Americans with pneumococcal ...

  4. Frederick Griffith - Wikipedia

    en.wikipedia.org/wiki/Frederick_Griffith

    Frederick Griffith (1877–1941) was a British bacteriologist whose focus was the epidemiology and pathology of bacterial pneumonia.In January 1928 he reported what is now known as Griffith's experiment, the first widely accepted demonstrations of bacterial transformation, whereby a bacterium distinctly changes its form and function.

  5. Streptococcus - Wikipedia

    en.wikipedia.org/wiki/Streptococcus

    Streptococcus pneumoniae and a group of oral streptococci (Streptococcus viridans or viridans streptococci) display alpha-hemolysis. Alpha-hemolysis is also termed incomplete hemolysis or partial hemolysis because the cell membranes of the red blood cells are left intact.

  6. Bacterial pneumonia - Wikipedia

    en.wikipedia.org/wiki/Bacterial_pneumonia

    Streptococcus pneumoniae is the most common bacterial cause of pneumonia in all age groups except newborn infants. Streptococcus pneumoniae is a Gram-positive bacterium that often lives in the throat of people who do not have pneumonia. Other important Gram-positive causes of pneumonia are Staphylococcus aureus and Bacillus anthracis.

  7. Some hospitals seeing increase in RSV, 'walking pneumonia ...

    www.aol.com/hospitals-seeing-increase-rsv...

    For the week ending Nov. 2, the latest for which CDC data is available, 2.8% of all pneumonia-associated ED visits led to an M. pneumoniae diagnosis, up from just 2% at the end of September.

  8. “Undiscovered History”: 120 Interesting Pictures From The Past

    www.aol.com/120-images-rarely-seen-history...

    Those of us living in the present find it really interesting what life was like 50, 100, or even a 1,000 years ago. Luckily, we can go almost 200 years to the past thanks to photography, as the ...

  9. Griffith's experiment - Wikipedia

    en.wikipedia.org/wiki/Griffith's_experiment

    Griffith's experiment discovering the "transforming principle" in Streptococcus pneumoniae (pneumococcal) bacteria. Griffith's experiment , [ 1 ] performed by Frederick Griffith and reported in 1928, [ 2 ] was the first experiment suggesting that bacteria are capable of transferring genetic information through a process known as transformation .

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