P Glycoprotein Antibody

About the Target

CD243 is a target of interest in many antibody-based workflows. Permeability glycoprotein (P-glycoprotein, Pgp) is a transmembrane protein weighing 170 kD, encoded by the multidrug resistance gene 1 (MDR-1), also referred to as the adenosine triphosphate binding cassette B1 gene (ABCB1). It is located on chromosome 7. This protein is responsible for the resistance to drugs used in chemotherapy, human immunodeficiency virus (HIV) therapy, epilepsy, and inflammatory bowel disease (IBD). Depending on the literature source, CD243 may also be discussed as P Glycoprotein and MDR1.

Reported cellular context includes cell membrane, which can matter when signal is compared across treatments or changing cell states. Following CD243 across matched perturbations can help separate abundance effects from shifts in localization, complex assembly, or pathway state.

Research Context

CD243 is commonly interpreted in the context of immunology research, and readouts are often stronger when a study separates expression changes from compartment-level redistribution. When reported signal spans cell membrane, a defined reference condition can make comparisons more interpretable across perturbations, passages, or replicate sets.

Consider these angles when interpreting target-level changes:

• signal enrichment within cell membrane relative to the broader cellular background
• context differences tied to immune-cell state, activation, or lineage composition
• co-patterning with orthogonal markers and control conditions that clarify pathway state
• time-matched comparisons so changes reflect biology rather than handling or sampling drift

Variant Considerations

If your project spans exploratory questions, the regular version offers a balanced option for establishing baseline signal behavior for CD243. This can help when protocols evolve over time and the goal is to compare experiments using a stable reference workflow.

Standardize sampling time, control choice, and downstream analysis thresholds so apparent differences in CD243 reflect biology rather than handling. When interpreting CD243, it is often useful to decide early whether the main question is overall abundance, compartmental enrichment, or context-dependent redistribution.

For multi-run studies, a shared reference condition can keep CD243 trends easier to compare across datasets. That kind of consistency is especially helpful when follow-up work expands to new perturbations, model systems, or longitudinal collections.