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NuAire | When to replace your Biological Safety Cabinet
NuAire Inc.
WHEN SHOULD WE REPLACE OUR BIOLOGICAL SAFETY CABINETS Use of modern day Biological Safety Cabinets (BSC’s) began in the early 1970’s with BSC’s that were manufactured to the NIH-03-112C Standard and subsequently the NSF Standard 49. BSC’s manufactured in the 70’s, 80’s and early 90’s have provided well over 15 years of service. BIOLOGICAL SAFETY CABINETS HAVE A 15 YEAR USEABLE LIFE Several ...
 
Rapid Counting of Somatic Cells in Dairy Milk Using the Scepter™ 2.0 Cell Counter, Following Spin-Wash Sample Preparation
EMD Millipore Bioscience
Milk from sick cows exhibits increased somatic cell counts (SCC) due to the release of white blood cells into the gland to combat infection. Samples displaying SCC = 200,000 cells/mL are considered healthy, values = 300,000 cells/mL are indicative of early stages of infection (subclinical mastitis), and counts = 750,000 cells/mL denote full-blown mastitis. Given that subclinical cases present the ...
 
DISINFECTION QUALIFICATION TESTING— CONSIDERATIONS FOR THE ASEPTIC AND CLEANROOM MANUFACTURING ENVIRONMENT
ATS Labs
Disinfection qualifications are critical in assuring the microbial control of a manufacturing environment by qualifying the appropriate use and effectiveness of disinfection products and procedures. Obtaining the highest confidence that aseptic, cleanroom, and other critical manufacturing environments are properly cleaned, sanitized and disinfected is paramount in assuring the production of safe ...
 
Controlled-Rate Freezing of Cells During Ultra Cold Transit
Fisher BioServices
Patient cells that are isolated for development into a therapeutic product must be processed quickly or they lose their integrity and therapeutic value. Cells that cannot be processed immediately must be cryopreserved at -195°C in liquid nitrogen. However, to ensure viability and integrity upon thawing, freezing down to -195°C must be performed at a specific cooling rate, which requires ...
 
United States Biological ELISA General Protocol
United States Biological
The protocols described in this paper are for general application. Any product specific protocol supercedes these general recommendations: •Direct ELISA is suitable for the detection of protein-based antigens can be performed when the desired antibody is available in a conjugated form. •Indirect ELISA is required if the primary antibody is not conjugated. With Indirect ELISA, a conjugated ...
 
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Jackson Laboratory's legacy of genetic discovery The Jackson Laboratory The Jackson Laboratory has been a significant force in genetic discovery for more than 80 years. We discover the genetic basis for preventing, treating ...
 

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EMD Millipore Bioscience Company
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