Claudia Campos Week 7

10 Biological Terms

1. gavage: force feeding by means of a tube
2. motif: a distinctive usually recurrent molecular sequence (as of amino acids or base pairs) or structural elements (as of secondary protein structures)
3. chemotactic: the movement of a microorganism or cell in response to a chemical stimulus
4. downregulation: a decrease in sensitivity, through overexposure, to a drug or other chemical caused by a reduction in the number or density of receptors on cell surfaces
5. linker proteins: proteins that provide mechanisms by which receptors can amplify and regulate downstream effector proteins
6. hyperinfectious: repeated reinfection with larvae produced by parasitic worms already in the body due to the ability of various parasites to complete the life cycle within a single host compare
7. locus: the chromosomal position of a gene as determined by its linear order relative to the other genes on that chromosome
8. serotype: a group of organisms, microorganisms, or cells distinguished by their shared specific antigens as determined by serologic testing
9. inoculate: to implant (a disease agent or antigen) in a person, animal, or plant to produce a disease for study or to stimulate disease resistance
10. precipitation: the precipitating of a substance from a solution
11. precipitate: to separate (a substance) in solid form from a solution, as by means of a reagent

Outline: Host-induced epidemic spread of the cholera bacterium

Claudia Campos