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Table 1 Partial properties of the egg extract

From: Physiological and biochemical characterization of egg extract of black widow spiders to uncover molecular basis of egg toxicity

Item Determined value
Protein content 34.22%
Protease activity 0.332 U/mg
Alkaline phosphatase activity 0.005 U/mg
Acid phosphatase activity 0.007 U/mg
Acetylcholinesterase activity 0.004 U/mg
Hyaluronidase activity 3.765 U/mg
LD50 in mice 3.32 mg/kg