LabMedica

Download Mobile App
Recent News Expo Clinical Chem. Molecular Diagnostics Hematology Immunology Microbiology Pathology Technology Industry Focus

Nanotechnology For Cervical Cancer Diagnosis Could Replace Invasive Pap Smears

By LabMedica International staff writers
Posted on 31 Jan 2025
Image: The nanomaterial passively captures and preserves DNA and cells of interest from menstrual blood for testing (Photo courtesy of CELLECT)
Image: The nanomaterial passively captures and preserves DNA and cells of interest from menstrual blood for testing (Photo courtesy of CELLECT)

Cervical cancer is the fourth most common cancer in women globally, almost always caused by the human papillomavirus (HPV), which spreads through sexual contact. The Pap test (or Pap smear) is used to screen for cervical cancer, but access to regular testing is often limited, which raises concerns, as early detection is critical for effective treatment. Menstrual blood, like urine, contains cells and biomarkers that can be tested to provide valuable health information and signal the need for more specific and selective tests. Now, an innovative technology utilizes nanomaterials in menstrual products to detect HPV and cervical cancer using menstrual blood, potentially eliminating the need for Pap smears.

CELLECT Laboratories (Waterloo, ON, Canada) is pioneering the use of nanotechnology-powered menstrual products to non-invasively collect and preserve DNA for diagnosing HPV, cervical cancer, sexually transmitted diseases (STDs), and other reproductive and gynecological conditions. CELLECT has developed a nanomaterial that can be incorporated into tampons or pads, passively capturing and preserving DNA and cells from menstrual blood. This material can then be tested for HPV, cervical cancer, and other DNA-related conditions, including sexually transmitted infections. The lab processing techniques used by CELLECT mirror those employed in standard HPV tests, enabling the differentiation between high-risk and low-risk HPV strains. CELLECT provides a non-invasive alternative to Pap smears by using menstrual products to collect menstrual blood, thereby eliminating the need for more invasive procedures like swabs or speculums.

For women who do not menstruate, CELLECT is also exploring the use of other vaginal fluids, such as discharges, as an alternative sample. The company’s proprietary technology is designed to work with very small volumes of fluid — as little as 15 mm³ — while still achieving the same diagnostic results. This ensures that the solution is inclusive and adaptable, offering a non-invasive and accurate method for women at various health stages. CELLECT has received attention from healthcare professionals and potential users, who are enthusiastic about the prospect of a non-invasive alternative to Pap smears. The company is well-positioned to bring about significant change, providing an accessible and inclusive screening method for people who menstruate, particularly those overlooked by traditional gynecological care models. With early successes in prototype development, CELLECT is on track to revolutionize healthcare.

Related Links:
CELLECT Laboratories

Gold Member
Aspiration System
VACUSAFE
Online QC Software
Acusera 24•7
HPV Molecular Test
BD Onclarity HPV Assay
Food Allergy Screening ELISA Kit
Allerquant 14G B ELISA

Channels

Clinical Chemistry

view channel
Image: Illustration of the new blood test, which uses a DNA chip to detect the tumor’s biological fingerprint (Photo courtesy of Tel Aviv University)

Blood Test on a Chip Offers Low-Cost Lung Cancer Detection Without DNA Sequencing

Lung cancer is the leading cause of cancer deaths worldwide, and screening often yields indeterminate results that prompt invasive workups. Computed tomography (CT) detects small nodules but can flag benign... Read more

Molecular Diagnostics

view channel
Image Credit: Adobe Stock

Whole-Cell Genomic Analysis Expands the Potential of Liquid Biopsy

Liquid biopsy has expanded access to tumor genomics, but most blood-based assays rely on short, degraded fragments of cell-free circulating tumor DNA (ctDNA). Isolating intact circulating tumor cells from... Read more

Microbiology

view channel
Image: An innovative countywide program in Taiwan combines risk-based screening with decentralized community care to improve hepatitis C detection and treatment (Image Credit: iStock)

Precision Screening Helps Close Hepatitis C Diagnosis and Treatment Gaps

Hepatitis C remains a leading cause of cirrhosis and liver cancer, yet many infections go undiagnosed or untreated because health systems fail to reach those at greatest risk. Although highly effective... Read more

Pathology

view channel
Image: Through the PCCP, Proscia gains a more efficient pathway to expand Concentriq AP-Dx interoperability while maintaining regulatory oversight (Photo courtesy of Proscia)

FDA-Cleared Digital Pathology Platform Expands Interoperability for Primary Diagnosis

Rising cancer incidence is colliding with a shrinking pathologist workforce, intensifying pressure on diagnostic turnaround times in clinical laboratories. Many labs are adopting digital pathology to manage... Read more