CHE113SER6

CHE113SER6 - Luminol Test. Rx of luminol w/ blood produces...

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CHE113 Forensic Science Nicolas Canel Forensic Serology Charlie Chaplin -Chaplin O -Barry A -Child B Blood Types – Paternity i A i A or i A i - Both genotypes produce the A protein (type A). i B i B or i B i - Both genotypes produce the B protein (type B). i A i B - This genotype produces the A and B protein (type AB). ii - This genotype produces no protein (type O). Blood (RBC) Diseases - Sickle Cell= curved, half circle - Normal RBC= donut like Forensic Blood Analysis -Blood ID (“Is it blood”?). -Blood origin (human or other source). -Blood Type. -Blood Spatter Analysis. -Blood ID (“Is it blood”?). –Hemoglobin has peroxidase-like activity (enzymes that accelerate oxidation of organic compounds). •Benzidine Color Test - previously used but dropped due to carcinogenic reagents. •Kastle-Meyer Test - uses phenolphthalein. Blood+ phenolphthalein + H 2 O 2 yields a deep pink color. Can give false positives (horseradish, some vegetables, potatoes, etc.) Forensic Blood -Blood ID (“Is it blood”?).
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Unformatted text preview: Luminol Test. Rx of luminol w/ blood produces a complex which can be seen by luminescence. Very sensitive - up to a 3,000,000 dilution of blood can be seen. Detects unseen samples and patterns. Does not interfere with later DNA testing. Forensic Blood Analysis-Blood ID (Is it blood?).-Blood origin (human or other source). Precipitin Test - When animals are injected w/ human blood they form antibodies to the human blood. Can isolate human antiserum (antibodies to human blood). Human antiserum will react with human blood. Antiserum can (has) been made similarly for many other animals. Works on old (dried for many years) and small samples of blood.-Blood ID (Is it blood?).-Blood origin (human or other source).-Blood Type. ABO and Rh testing. Additional blood groupings Enzyme presence (many possible enzymes can be determined that are genetically controlled)....
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CHE113SER6 - Luminol Test. Rx of luminol w/ blood produces...

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