Tetraspanin-21 (TSPAN21 or Uroplakin-1a or UPK1A or UPKA) Antibody - Western Blot Validated

About the Target

When control selection matters, this antibody helps you investigate Tetraspanin-21 in a structured study. Tetraspanin-21 is a matrix-interaction protein often examined in migration and morphogenesis models. Plan positive and negative controls that match your model system, including perturbations expected to shift the target.

In some datasets and protocols, it is referenced by the gene symbol UPKA.

Research Context

Perturbations that disrupt integrin engagement or actomyosin tension can reshape localization and complex assembly. Time course design can be decisive when regulation is transient or compartment dependent.

Consider these angles when interpreting target-level changes:

• effects of adhesion inhibitors or matrix composition
• focal adhesion versus diffuse membrane distribution
• remodeling after changes in substrate or mechanical stress

Variant Considerations

When samples are prepared in reducing conditions, some epitopes become more accessible; this version is designed with that context in mind. This matters because epitope exposure and background can vary with preparation and extraction steps. Include controls that separate true target shifts from matrix or preparation effects.

To support downstream analysis, record key context variables (culture timing, stimulation window, and extraction approach) so Tetraspanin-21 patterns can be compared across experiments without guesswork.

If your study spans multiple model systems, it can help to define a shared reference condition for Tetraspanin-21 so cross-sample contrasts stay meaningful.

Integrate the denaturing-format version into your design so Tetraspanin-21 signals can be interpreted alongside matched controls.