List Labs Bacterial Toxin & Vaccine Research Blog

New C. difficile product and improvements

July 21, 2014

By: List Labs

List Biological Laboratories, Inc. is pleased to announce a key addition to our Clostridium difficile Toxin A and Toxin B product line. Our new product, 155L is a liquid formulation of Toxin B. This product allows for the highest activity level of any of our C.difficile offerings and the most stability. It already shows stability […]

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Volume discounts and bulk orders save you more

July 17, 2014

By: dpinkston@listlabs.com

Volume Discounts on Toxins and Reagents List Laboratories has been in business since 1978. We’ve been providing our customers with quality toxins and custom manufacturing services for decades. We want to make it easier for everyone within your company to purchase and receive the best value for those purchases. We have recently begun a […]

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Lipopolysaccharide (LPS): Key Role in Immune Response and Research

June 17, 2014

By: dpinkston@listlabs.com

What is Lipopolysaccharide (LPS) and How Does it Function? Lipopolysaccharide (LPS), a component of the outer membrane of Gram-negative bacteria, is a potent stimulator of the vertebrate innate immune system. This innate immune system, mediated by macrophages and dendritic cells, generates a rapid response to infectious agents. Structural patterns common to diverse LPS molecules are […]

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New C. difficile proteins improve discovery and detection

May 14, 2014

By: dpinkston@listlabs.com

What is Clostridium Difficile? Clostridium difficile is the causative agent of antibiotic-associated diarrhea and pseudomembranous colitis. It produces two major exotoxins, Toxin A and Toxin B; however, about 10% of strains isolated from patients with colitis also contain genes, coding for a unique ADP-ribosylating toxin, CDT Binary Toxin. Additionally, Clostridium difficile produces and secretes a glutamate […]

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Custom GMP Lab Services Extend Your capabilities

May 8, 2014

By: dpinkston@listlabs.com

Since 1978, List Labs has been known as a manufacturer of fine research reagents. Located in Silicon Valley, our company is woman-owned and managed. We enjoy long-standing relationships with many researchers who have used our products for decades, bringing the continuity of List’s products along with them as they move up to new career opportunities. Full Range of Contract […]

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Neutralizing Toxins with TNA (Toxin Neutralization Assays)

April 28, 2014

By: dpinkston@listlabs.com

What Are Toxin Neutralization Assays & How Do They Work? For clinical detection or vaccine testing, it is hard to beat a toxin neutralization assay. Toxin neutralization assays (TNA) assess the ability of antibodies to protect cells in culture from the cytotoxic affect of the specific toxins. Interestingly, these assays may be used for sensitive […]

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