Application Considerations Genetics Ethical issues (presymptomatic and prenatal testing) Consequences for family members Informed consent requirements Requirements for family-related information (ethnicity, pedigree, specimens) Time sensitivity (prenatal diagnosis) Complex risk-assessment calculations…
Figure 2.1 The polymerase chain reaction The hybridized PCR primers form local areas of double strandedness with the template DNA, thereby serving as sites for DNA polymerase to bind and…
Characteristic Hepatitis B virus Hepatitis C virus Type of virus Hepadnavirus Hepacivirus Viral genome 3.2 kb, relaxed circular, partially double-stranded DNA 9.5 kb, positive-sense, single-stranded RNA Routes of transmission Parenteral…
Figure 9.1 Multiplex DNA amplification of DMD exons 8, 13, 19, 45, and 47. Lane 1: normal control; lane 2: DMD patient with exon 13 deletion; lane 3: DMD patient…
Figure 34.1 Genetic pathways for urothelial carcinoma tumorigenesis. Noninvasive papillary tumors are characterized by early activating mutations of the FGFR3 gene, inactivating mutations or epigenetic alterations of the P16 gene,…
Allele type Repeat range Methylation status Normal 5–44 Not methylated Intermediate/gray zone 45–54 Not methylated Premutation 55–200 Not methylated Full mutation >200 Methylated Methylation mosaic >200 Variable methylation Premutation/full-mutation mosaic…
Manufacturer Assay method Sample preparation Amplification strategy Detection strategy Contamination controls IC Becton Dickinson SDA DNA extraction via para-magnetic particle technology Target Fluorescence Closed System Yes Routine environmental monitoring suggested…
Figure 49.1 Schematic of MALDI-TOF mass spectrometry for differentiation of two organisms (A and B). Differences in DNA (1) encode for different protein products (2) which are differentially fragmented under…
Antibiotic Resistance gene Nucleotide change Amino acid change Clarithromycin 23S rRNA A2142G NA A2143G NA Ciprofloxacin gyrA C(T) to A N87K C(T) to G N87K A to G D91G G…
