Atezolizumab vs Technetium Tc 99M Sulfur Colloid

## Atezolizumab vs Technetium Tc 99M Sulfur Colloid: Overview

This comparison examines the pharmacological differences between **Atezolizumab** and **Technetium Tc 99M Sulfur Colloid**.

## Mechanism of Action

**Atezolizumab**: Fully human anti-PD-L1 IgG1 monoclonal antibody blocking PD-L1 interaction with PD-1 and B7.1.

## Pharmacokinetics

**Half-life**: Atezolizumab — 27 days; Technetium Tc 99M Sulfur Colloid — N/A.

## Chemical Properties

**Type**: Atezolizumab — Antibody; Technetium Tc 99M Sulfur Colloid — Unknown.