What would be the best type of vaccine for cholera?
Answer to relevant Questionsa. Explain the general relationships of the vector, the reservoir, and the agent of infection. b. Can you think of an explanation for Lyme disease having such a low incidence in the southern United States? Using the general guidelines presented in chapter 17 and figure 22.3, explain how you can tell for sure if a fungal isolate is the actual causative agent or merely a contaminant. Figure 22.3 a. What one simple act could in time eradicate ascariasis? b. Hookworm? c. Beef tapeworm? Give some of the reasons that there are no really effective human vaccines so far for parasitic infections. a. Can you propose some reasons that herpes simplex and zoster viruses are carried primarily in ganglia? b. What mechanism might account for reactivation of these viruses by various traumatic events?
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