Antibody sugar patterns in lupus kidney disease

IgG glycosylation in lupus nephritis

NIH-funded research Tulane University of Louisiana · NIH-11138781

Researchers are seeing whether unusual sugar decorations on antibodies lead to kidney damage in people with lupus.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionTulane University of Louisiana NIH-funded
Lab location1 site (New Orleans, United States)
Project IDNIH-11138781 on NIH RePORTER

What this research studies

You would have a blood sample taken so researchers can map the sugar patterns on your IgG antibodies and compare people with and without lupus-related kidney inflammation. In the lab they will expose human kidney cells (podocytes) to these antibodies to see if they trigger a damaging signal involving the lectin CLEC7A and the enzyme CaMK4. They will also test whether blocking CaMK4 prevents the cell damage seen in earlier animal studies. The goal is to find markers that predict kidney risk and possible targets for treatments that could stop damage before kidneys are harmed.

Who could benefit from this research

Good fit: Ideal candidates are adults with systemic lupus erythematosus (SLE), especially those with current or prior lupus nephritis and SLE patients without kidney involvement who can provide blood samples for comparison.

Not a fit: People without SLE or those whose kidney disease is due to other causes are unlikely to gain direct benefit from this study.

Why it matters

Potential benefit: If successful, this work could lead to blood tests that identify lupus patients at high risk for kidney disease and to new ways to prevent kidney damage.

How similar studies have performed: Preliminary lab and mouse studies suggest abnormal IgG sugars and CaMK4 inhibition can affect kidney injury, but applying these findings in humans is still new.

Where this research is happening

New Orleans, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.