9 min read
Dr. Rachel Onah, BSc. ND MRN, 
US BioTek Marketing Department: August 27, 2026 at 8:00 AM
Why Calprotectin Is the First Marker Practitioners Look At Calprotectin is one of the few stool markers that speaks directly to intestinal...
10 min read
Zonulin has emerged as a popular marker to assess the integrity of the intestinal mucosal barrier. Discovered by Dr Alessio Fasano, Zonulin...
5 min read
Dr. Andrea Gruszecki, ND: April 23, 2024 at 8:30 AM
What is Zonulin? Zonulin, used in conjunction with other fecal inflammation markers such as calprotectin, can help clinicians to distinguish between...
8 min read
Dr. Andrea Gruszecki, ND: March 13, 2024 at 2:35 PM
Why do some children have problems with IgE allergy as infants? A history of IgE-mediated allergic disorders in infancy or early childhood...
5 min read
Dr. Andrea Gruszecki, ND: February 21, 2024 at 8:30 AM
Diet, heart disease and the gut microbiome More than 30% of deaths worldwide involve cardiovascular disease (CVD). CVDs include coronary artery...
5 min read
Dr. Andrea Gruszecki, ND: December 21, 2023 at 8:30 AM
The season of stress is upon us. The winter months are host to a dizzying number of holidays, secular and not, for a variety of cultures around the...
5 min read
Dr. Andrea Gruszecki, ND: September 27, 2023 at 8:00 AM
Chronic fatigue syndrome (CFS) is a vaguely defined disorder characterized by persistent unexplained relapsing physical/mental fatigue worsened by...
6 min read
Dr. Andrea Gruszecki, ND: August 30, 2023 at 11:22 AM
Gastrointestinal dysfunction and loss of gut microbiome diversity have been associated with an increased risk of IgE allergy, leaky gut syndrome and...
6 min read
Dr. Andrea Gruszecki, ND: July 19, 2023 at 8:30 AM
Both external and internal conditions can result in the development of a “leaky gut”. Guidance from stool test results can help clinicians choose...
3 min read
Dr. Andrea Gruszecki, ND: November 6, 2020 at 1:26 PM
‘Tis the season for dietary indiscretion. Between Halloween leftovers, Mom’s famous Thanksgiving sweet potato casserole, and traditional December...
5 min read
Dr. Andrea Gruszecki, ND: July 16, 2020 at 11:57 AM
In September 2019 US Biotek Laboratories added an Ig Candida screen to all IgG, IgG4, and IgA food sensitivity testing. The Candida screen was added...
5 min read
Dr. Chris Meletis, ND: March 3, 2020 at 2:35 PM
Intestinal barrier function is regulated by tight junctions, which play an important role in the passage of ions, water, and molecules through the...
3 min read
Dr. Chris Meletis, ND: October 2, 2019 at 11:08 AM
When the intestinal epithelial lining barrier is compromised, it leads to a leaky gut. The foundation of this barrier consists of only a single layer...
1 min read
Dr. Chris Meletis, ND: September 24, 2019 at 1:51 PM
A leaky gut can lead to the initiation and progression of autoimmune disease, especially in people who are genetically predisposed. Autoimmune...
