opportunistic infection
Opportunistic pathogen...
opportunistic infection
Some pathogens produce toxins.
AIDS-opportuistc illness(Aids-OLs) Infections and other diseases caused by organisms that do not usually produce illness in healthy people with unimpaired immune system.
are infections and other diseases caused by organism that do not usually produce illness in healthy people with unimpaired immune systems.
Inoculation.
Inoculation helps our health by introducing a small, weakened form of a pathogen to our immune system. This stimulates our body to produce antibodies that can fight off the specific pathogen, preparing our immune system to respond quickly and effectively if we are exposed to the real, potentially harmful pathogen in the future.
both. parasite because it lives (and re;produce, and use) inside the host cells pathogen because they can cause diseases.
Active immunity can be produced through vaccination, where a weakened or inactivated form of a pathogen is introduced into the body. This stimulates the immune system to produce antibodies and memory cells without causing the disease itself. As a result, the immune system is prepared to respond more effectively if exposed to the actual pathogen in the future.
A harmless pathogen does not cause harm or illness to its host. It may colonize the body without causing an infection or may cause a mild infection that resolves on its own. Some harmless pathogens can even provide benefits to the host, such as protection against more harmful pathogens.
Normally 5-8 healthy rubber tree can give 1Kg of rubber
Koch's Postulates (Procedures): Step 1. ASSOCIATION: The suspected pathogen must be consistently associated with the diseased plant (or animal). Step 2. ISOLATION: The pathogen must be isolated and grown in pure culture and its characteristics described. Step 3. INOCULATION: The pathogen from pure culture is inoculated into a healthy plant of the same species or variety and it must produce the same symptoms and signs. Step 4. RE-ISOLATION: The pathogen is re-isolated from the inoculated plant and its characteristics must be the same as the organism initially isolated in step 2. Ask a question- Is this a pathogen Do Research- find the suspected pathogen and isolate it and grow a pure culture Construct a Hypothesis- Test- Inject suspected pathogen into healthy organisms Analyze and Conclude- If suspected pathogen has produced same signs and symptoms in multiple tests on same organisms then it is indeed a pathogen Communicate Results