Serum Processing
Serum Processing - Related Videos
06:44
Isolation of Small Noncoding RNAs from Human Serum
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Cited by 13 •
2014
This protocol describes a method for extracting small RNAs from human serum. We have used this method to isolate microRNAs from cancer serum for use in DNA arrays and also singleplex quantitative PCR. The protocol utilizes phenol and guanidinium thiocyanate reagents with modifications to yield high quality RNA.
02:52
Development and Maintenance of Serum-Free Embryoid Bodies
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2025
The video describes the procedure for developing serum-free embryoid bodies (SFEBs) from neuronal progenitor cells using various serum-free differentiation mediums or DM. DM-2 facilitates neurons' maturation and arrangement to form SFEBs, while DM-3 is used for further growth maintenance.
04:51
Measuring Immunoglobulin G Levels Against a Test Vaccine in a Mouse Serum
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2025
This video demonstrates a method for assessing the antibody immune response to a novel nanoemulsion adjuvant vaccine in pre-immunized mice. Immunization enhances antibody response as confirmed by determining the IgG antibody titers.
05:59
Determining the Reactivity and Titre of Serum using a Haemagglutination Assay
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Cited by 3 •
2010
Haemagglutination is a form of agglutination where antibodies bind to red blood cells. Red blood cells are both readily available and the results are readily observable using the naked eye. This video demonstrates the steps involved in a haemagglutination assay, interpreting the results and determining the titre.
08:26
Measuring the 50% Haemolytic Complement (CH50) Activity of Serum
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Cited by 92 •
2010
The classical pathway is activated by antibody and culminates in target cell lysis. The CH50 assay provides a measure of the complement activity of a serum sample. This video demonstrates the steps involved in determining the CH50 of a serum sample, the calculations and interpreting of results.
FAQs
Clotting creates the condition needed to distinguish the liquid fraction from the solid blood components, while centrifugation separates serum from the clot and cellular material. The key outcome is a cell-free preparation rather than an undifferentiated blood sample. This separation makes the recovered material suitable for controlled laboratory and bioengineering workflows.
Serum’s functional value comes from its mixture of proteins, growth factors, hormones, and other bioactive molecules. These constituents can influence biological responses in experimental systems, so processing is not merely a physical separation step. Preserving the recovered liquid’s composition matters when serum is used to support cell culture or create biologically relevant conditions for bioengineering studies.
Handling consistency is an experimental variable because differences in processing can produce variation between serum preparations. Controlled clotting, separation, transfer, aliquoting, and storage help maintain a more consistent material across experiments. In bioengineering, this supports reproducibility when investigators compare cell responses, evaluate biomaterials, or assess engineered tissues under otherwise similar conditions.
Aliquoting divides recovered serum into prepared portions, while defined storage conditions help preserve its composition. Together, these steps support consistent use across laboratory workflows and reduce variation introduced after separation. That matters because serum’s proteins, growth factors, hormones, and other bioactive molecules contribute to its experimental value.
Processed serum can supply proteins, growth factors, hormones, and other bioactive molecules to cell-culture systems. Its use helps researchers work with biologically relevant components while examining cellular behavior in laboratory conditions. Because composition and handling affect reproducibility, consistently prepared serum is particularly valuable when comparing cultures across experiments or evaluating responses to engineered materials.
Processed serum can contribute biologically relevant components when researchers evaluate biomaterials or engineered tissues. Its proteins, growth factors, hormones, and other bioactive molecules provide a complex biological input for these workflows. Standardized preparation is important in such comparisons because handling-related variation could otherwise complicate interpretation of responses associated with the material or tissue system.
Serum can provide biologically relevant components for developing or evaluating assays in bioengineering workflows. Its mixture of proteins, growth factors, hormones, and other bioactive molecules may help establish a biological context for measurement. Consistent processing is important so that differences in assay results are less likely to reflect variation between serum preparations.