Latest Posts

Environmental Isolate Case File: Moraxella osloensis

Moraxella osloensis isn’t a well-known bacterium outside the laboratory, but this opportunistic human pathogen has been found to cause life-threatening diseases such as endocarditis, osteomyelitis, central venous catheter infection and meningitis.1 M. osloensis is also known to be an environmental…
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2018 #CreepyCultures Winners

The votes are in! Our team had a tough time choosing only a few winners and honorable mentions out of all the unbelievably eerie agar art you submitted this year. Congratulations to the winners and honorable mentions, and thank you to…
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Dear Stanley: Assayed vs Unassayed Molecular Controls

Dear Stanley, I’m completely confused about the terms “assayed” and “unassayed” in relation to controls for molecular diagnostic instruments. Does “unassayed” mean the manufacturer of the control hasn’t tested the products? Can you shed some light on what these terms…
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Put Your Best Plate Forward – #CreepyCultures is Back!

Our favorite time of the year is finally here – #CreepyCulture is back! You created some exceptionally eerie agar art in the past, and we can’t wait to see what you conjure up this year! Unleash your creative side and…
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Preservative Testing – Choice of Challenge Isolates

“What you see is that the most outstanding feature of life’s history is a constant domination by bacteria.” – Stephen J. Gould. Preservation capacity is a central element of consumer product quality.  Though necessary to any microbiological risk assessment, adequate…
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Clinical Case File: Group A Streptococcus

Cold and flu season is right around the corner. These annual illnesses are often paired with another highly contagious infection, strep throat. Its culprit, Group A Streptococcus, can cause a variety of other illnesses including invasive diseases such as cellulitis…
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Research Use Only or IVD: What’s Right for Your Lab?

There are many misconceptions in the clinical industry regarding laboratory quality control materials. With numerous products available and manufacturers using various labeling practices, how do you know what’s best for your laboratory? To help clear up the confusion, we’re answering…
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Growth Promotion Best Practices Auditors are Looking for in Pharmaceutical Labs

Performing growth promotion testing (GPT) on new batches of media is an essential task for all sterile and non-sterile pharmaceutical manufacturing laboratories. Your laboratory performs GPT regularly, but are you certain of what best practices auditors will look for when…
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Clinical Case File: Sepsis

Sepsis is estimated to affect more than 30 million people worldwide every year6 and is also one of the leading causes of death in hospitals throughout the United States7. To raise awareness of this condition, several organizations recognize September as…
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Dear Stanley: Why We Recommend Testing in Parallel for Growth Promotion

Dear Stanley, When performing growth promotion with Microbiologics products, do you recommend testing in parallel with a previously approved media? The USP, EP, and JP don’t require testing in parallel. They only state “Test each batch of ready-prepared medium and…
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