Why Are Macrophages, Monocytes, Mast Cells, and Dendritic Cells Considered

question 56

Essay

Why are macrophages, monocytes, mast cells, and dendritic cells considered "professional" antigen-presenting cells, whereas fibroblasts are considered "nonprofessional" antigen-presenting cells?

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Definitions:

Cash Inflows

Money or other forms of financial assets that come into a company, contributing to its total revenue.

Outlay

The total amount of money spent on a particular project or purchase.

Payback Period

The length of time needed to recoup the initial cost of an investment.

Cash Flows

The total amount of money being transferred into and out of a business, especially affecting liquidity and overall financial health.