Examples of bacteria pathogenic for a human are:
§ Staphylococcus aureus, causing skin infections, pneumonia, infection of the heart valves, etc.
§ Streptococcus pyogenes, causing "strep throat", cellulitis, etc.
§ Neisseria gonorrheae, causing gonorrhea
§ Salmonella, causing diarrhea in food poisoning
§ Helicobacter pylori, causing chronic gastritis
§ Mycoplasma, causing atypical pneumonia
Viruses usually cause systemic infections, affecting the whole body. Examples of viruses, pathogenic for a human:
§ Rhinovirus, causing common cold
§ Influenzavirus, causing flu, bird flu, Swine Flu
§ Herpes simplex virus causing herpes labialis (cold sore) or herpes genitalis
§ HIV, causing AIDS
§ Ebolavirus, causing hemorrhagic fever
§ List of viruses pathogenic for a human
In terms of specific species, this would make for an extremely long list. In terms of catergories, there are harmful bacteria, viruses, protozoa, yeast, and fungi. The status of viruses is subject to some debate. They exist in the grey intermediate state between being a harmful microorganism and a toxic chemical.
Staph and strep are harmful microorganisms.
Salmonella and Escherichia coli (also known as E Coli)
virus and fungus
pox virus
plasmodium
Microorganism are sometimes only harmful in certain environment. Some organisms that may be harmful to some people or animals may not be harmful to others.
Some harmful effects areIt will increase the amount of UV Radiationsun burnblindnessskin cancersevere crop damagedestroy microorganisms
bracket funguspuffballs
Bacteria compete with other bacteria and microorganisms by secreting toxins and antibiotic proteins.
microorganisms can be harmful and useful! Yeast is a microorganism and is used in bread. but some bacteria (microorganism) can be harmful, they can make you ill or kill you. but in our imune system there are antibacteria fighting off disease and protecting us. So microorganisms can be harmful and beneficial
Bacteria or mold
10 harms of microorganisms
They can make you sick, some can kill you and can give you infections.
how are microorganisms harmful to the enviorment
Microorganism are sometimes only harmful in certain environment. Some organisms that may be harmful to some people or animals may not be harmful to others.
because some of them may be harmful to the body
fungi,protozoa,bacteria
pathogens
Some harmful effects areIt will increase the amount of UV Radiationsun burnblindnessskin cancersevere crop damagedestroy microorganisms
helpful microorganisms help our bodies proceed health
Some microorganisms are part of the body's natural processes. For instance, the bacteria of your digestive tract help you to digest food. Other microorganisms can cause disease. Some otherwise beneficial bacteria can be harmful if they become too abundant.
Harmful microorganisms cause disease and illness to animals and plants. Some of these include E. coli, the cholera virus, anthrax and Lyme.