What does this research mean for the field?

A partial response to anti-plasma cell therapy suggests a possible, though unproven, paraneoplastic relationship between serine protease HTRA1 membranous nephropathy and plasma cell dyscrasia. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

To explore the connection between serine protease HTRA1, membranous nephropathy, and plasma cell dyscrasia.

May 17, 2026Kidney Medicine0 citationsOpen Access

Serine Protease HTRA1 Membranous Nephropathy With Polytypic IgG Concurrent With Plasma Cell Dyscrasia

JZJonathan E. ZuckermanUniversity of California, Los Angeles SLSarah LarsonUniversity of California, Los Angeles LALama AbdelnourUniversity of California, Los Angeles

Key Points

To explore the connection between serine protease HTRA1, membranous nephropathy, and plasma cell dyscrasia.
Assessment of responses to anti-plasma cell therapy in cases of membranous nephropathy.
Analysis of serine protease HTRA1 involvement in the disease context.
Partial response to anti-plasma cell therapy was observed.
Indications of a possible paraneoplastic relationship, but causality remains unproven.

Abstract

partial response to anti-plasma cell therapy suggest a possible paraneoplastic relationship, although a causal relationship remains unproven.

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