IgM, Feline

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Products_type

Immunoglobulin
Products_short_name

[IgM, Feline]
Purity

Highly Purified Purified by delipidation, selective precipitation and tandem molecular sieve chromatography followed by dialysis. IEP Assay shows a single precipitin arc against anti-feline serum and anti-feline IgM (mu chain specific). No reaction was
Form

Supplied as a lyophilized powder in 0.1M Tris chloride, 0.5M sodium chloride, pH 8.0, 0.1% sodium azide. No stabilizing proteins added.
Storage_stability

May be stored at 4 degree C for short-term only. For long-term storage and to avoid repeated freezing and thawing, aliquot and add glycerol (40-50%). Freeze at -20 degree C or colder. Aliquots are stable for at least 6 months at -20 degree C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Properties

Immunoglobulin M, or IgM for short, is a basic antibody that is produced by B cells. IgM is by far the physically largest antibody in the human circulatory system. It is the first antibody to appear in response to initial exposure to an antigen

Short name

IgM, Feline
Technique

Feline, IgM, felines, IgMs
Isotype

IgM, IgM
Species

Sometimes til 5% of an area felines have specific IgGs for the feline retroviral feLV infecting Felidae. Also distemper and leukemia virusses apear in cats and have their specific IgG antibodies that are very stable. All cats used for producing immunoglobulins are screened and tested virus negative. Cat seras have usually higher IgG tirters than dog serum. Feline range = 10 to 20 mg/ml IgGs.
Alternative name

Immunoglobulin M, Feline
Alternative technique

cats, immunoglobulin-m

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