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Lower risk Medical device recall · FDA · Published May 24, 2023

Cytocell RET Distal Probe Recall: DNA Inversion Risk in Lab Testing

Cytocell recalls RET Distal Probes used in lab DNA testing due to accidental DNA inversion during manufacturing. Affected models have specific catalog and lot numbers.

🇺🇸 FDA recall #Z-2210-2023Medical deviceCytocell ›
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Recalling firmCytocell Ltd.418 Cambridge Science Park, Milton Road, Oxford Gene Technology · Cambridge, United Kingdom
✎ GovInfoNow plain-language explainer

Cytocell is recalling RET Distal Probes used in lab DNA testing because DNA sequences were accidentally inverted during manufacturing. This could lead to inaccurate test results in fluorescence in situ hybridization (FISH) procedures. Read more at govinfonow.com/recall/58086-cytocell-ret-distal-probe-recall-dna-inversion-risk-in-lab.

Source Summary by GovInfoNow · govinfonow.com/recall/58086-cytocell-ret-distal-probe-recall-dna-inversion-risk-in-lab · Updated August 19, 2026 · FDA enforcement record: FDA #Z-2210-2023

Cite this page

“Cytocell RET Distal Probe Recall: DNA Inversion Risk in Lab Testing.” GovInfoNow, updated August 19, 2026. https://govinfonow.com/recall/58086-cytocell-ret-distal-probe-recall-dna-inversion-risk-in-lab. Based on FDA recall #Z-2210-2023 (https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-2210-2023%22&limit=1).

The FDA announced on May 24, 2023, that Cytocell Ltd. is recalling the RET Distal Probe due to inverted DNA manufacturing errors. The agency issued recall number Z-2210-2023 for the Class II device distributed nationwide.

How to tell if you have it

  • Brand: Cytocell
  • Product: RET Distal Probe
  • Catalog No.: LPS509-A
  • UDI-DI: 05055844900516
  • Lot Nos.: 076764, 080124, 082129, 082560, 083247, 083550, 083850

The hazard

DNAs used during the manufacture of two affected models were accidentally inverted during manufacturing. The product is used in Fluorescence in situ hybridization (FISH) to detect and locate specific DNA sequences on a chromosome.

Context

GovInfoNow's records show Cytocell Ltd. has 12 other recalls on record since March 15, 2019. Recent brand recalls include the BCL11B Reagent Recall and BCL11B Proximal Probe Mislabeling Risk from October 27, 2022, and the 8 Square Template Slides Recall with an Incorrect Expiry Date Label from February 14, 2022. Other recent recalls of similar products include the Hologic ThinPrep CytoLyt Solution Recall (December 12, 2025), Changchun Wancheng Bio-Electron UTI Test Strips Recall (November 22, 2025), and Exploro Fertility Test Recall (November 22, 2025).

How to tell if you have this one

Check for catalog number LPS509-A and lot numbers 076764, 080124, 082129, 082560, 083247, 083550, or 083850. The product is used in laboratory settings for DNA testing.

  • Brand
    Cytocell
  • Category
    Medical device
FDA recall event · 2 products

All 2 products in this recall

FDA lists each product line separately under one recall event. Check your product description, lot or code numbers against each row. Every row shares the hazard and remedy on this page.

  • Classification
    Class II
  • Status
    Ongoing
  • Distribution
    US Nationwide distribution in the states of CA, FL, OH, & SC.
Recall numberProduct, codes & lotsQuantity
Z-2209-2023RET Proximal Probe. Used in Fluorescence in situ hybridization (FISH), a laboratory technique for detecting and locating a specific DNA sequence on a chromosome.; Catalog No. LPS508-A; UDI-DI: 05055844900509; Lot No. 076763, 077253, 080125, 080763, 082128, 083041, 083246, 083555.60 units
Z-2210-2023RET Distal Probe. Used in Fluorescence in situ hybridization (FISH), a laboratory technique for detecting and locating a specific DNA sequence on a chromosome.; Catalog No. LPS509-A; UDI-DI: 05055844900516; Lot No. 076764, 080124, 082129, 082560, 083247, 083550, 083850.61 units
Based on the official FDA remedy

What to do — step by step

  1. Check Product Details

    Verify the catalog number (LPS509-A) and lot numbers listed in the recall notice.

Where it went and when

Where it was distributed

Distributed nationwide; the notice names 4 states.

Alaska: nationwideAKMaine: nationwideMEVermont: nationwideVTNew Hampshire: nationwideNHWashington: nationwideWAIdaho: nationwideIDMontana: nationwideMTNorth Dakota: nationwideNDMinnesota: nationwideMNIllinois: nationwideILWisconsin: nationwideWIMichigan: nationwideMINew York: nationwideNYRhode Island: nationwideRIMassachusetts: nationwideMAOregon: nationwideORNevada: nationwideNVWyoming: nationwideWYSouth Dakota: nationwideSDIowa: nationwideIAIndiana: nationwideINOhio: named in the noticeOHPennsylvania: nationwidePANew Jersey: nationwideNJConnecticut: nationwideCTCalifornia: named in the noticeCAUtah: nationwideUTColorado: nationwideCONebraska: nationwideNEMissouri: nationwideMOKentucky: nationwideKYWest Virginia: nationwideWVVirginia: nationwideVAMaryland: nationwideMDDelaware: nationwideDEArizona: nationwideAZNew Mexico: nationwideNMKansas: nationwideKSArkansas: nationwideARTennessee: nationwideTNNorth Carolina: nationwideNCSouth Carolina: named in the noticeSCDistrict of Columbia: nationwideDCOklahoma: nationwideOKLouisiana: nationwideLAMississippi: nationwideMSAlabama: nationwideALGeorgia: nationwideGAHawaii: nationwideHITexas: nationwideTXFlorida: named in the noticeFL

FDA distribution: “US Nationwide distribution in the states of CA, FL, OH, & SC.” States read from FDA’s own wording; “not listed” means the notice does not name it.

Named in the notice: California, Florida, Ohio, South Carolina.

Recall timeline

FDA published this recall 2 months after the firm started it.

1. Firm started the recall: May 24, 202312. FDA classified it Class II: Jul 20, 202323. Published in FDA’s Enforcement Report: Jul 26, 202332023
  1. Firm started the recall
  2. FDA classified it Class II
  3. Published in FDA’s Enforcement Report

Dates from the agency record only; steps without a date are left out.

✎ GovInfoNow

Questions people ask

Are there any safety risks?

The recall is for potential inaccurate test results, not immediate safety hazards. The danger level is low risk.

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Where this comes from

The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.

  • Official source: FDA Recall #Z-2210-2023 (May 24, 2023) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for Z-2210-2023 to see it in context.
  • Plain-language summary written by qwen3:4b on August 19, 2026, from the official record above. Not reviewed by a person — if it conflicts with the FDA notice, the notice is correct. Report an error on this page.
  • GovInfoNow is an independent service and is not a government agency. We republish official FDA recall data; we don’t issue, amend or administer recalls.
GovInfoNow is an independent guide. We are not FDA or any government agency. Always confirm details with the official recall.Data: CPSC · FDA · NHTSA · USDA