Publications by authors named "Christopher M Weikart"

SiO Medical Products, Inc. developed hybrid blood collection tubes (BCTs) that combine the breakage resistance of plastic and a shelf life approaching that of glass. These blended attributes provide improved BCT safety and reliability for patients and clinical workers.

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SiO Medical Products (SIO) developed PureWARE™ Ultra-Low Binding (ULB) plasma-treated microplates with the combined benefits of enhanced protein recovery and reduced extractables. This study demonstrates enhanced protein recoveries, but at ten-times lower protein concentration, or 0.1 nM, compared with a prior study.

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Article Synopsis
  • The use of plastic microplates in research has raised concerns about accuracy and reliability due to leachables affecting outcomes.
  • An extractables study was conducted on microplates from five vendors, including a unique product from SiO Medical Products designed to minimize protein binding.
  • The study analyzed the organic extractables from these plates, revealing detectable leachables that could impact protein interactions and overall results.
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For many years, glass has been the default material for parenteral packaging, but the development of advanced plastics such as cyclic olefin polymers and the rapidly increasing importance of biologic drugs have provided new choices, as well as more stringent performance requirements. In particular, many biologics must be stored at non-neutral pH, where glass is susceptible to hydrolysis, metal extraction, and delamination. Plastic containers are not susceptible to these problems, but suffer from higher gas permeability and a propensity for sterilization-induced radical generation, heightening the risk of oxidative damage to sensitive drugs.

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A new packaging system was developed for parenteral pharmaceuticals that combines the best attributes of plastic and glass without their respective drawbacks. This technological advancement is based on the synergy between high-precision injection-molded plastics and plasma coating technology. The result is a shatter-resistant, optically clear, low-particulate, and chemically durable packaging system.

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SiO Medical Products, Inc. (SiO) has developed a proprietary technology that greatly enhances protein recoveries and reduces extractables from commercial microplates used for bioanalytical assays and storage of biologics. SiO technology is based on plasma treatment that chemically modifies the surface of polypropylene with predominantly hydrogen-bond-acceptor uncharged polar groups.

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