Genotyping by RT-PCR

<<Return to Laboratory

Requisition Forms

Reference Details

Description:

Genotyping of Hepatitis E virus by conventional RT-PCR followed by sequencing.

Test Category:
Genotyping
Pathogen:
Hepatitis E virus (HEV)
Illnesses and Diseases:
  • Hepatitis E
Specimen:

Serum or plasma sample. Minimum volume required for serum or plasma is 1.0 mL.

Collection Method:

Collect blood in serum separator tubes (SST) or EDTA tubes.

Specimen Processing, Storage and Shipping:

Store samples frozen until shipped for testing. Ship frozen on dry ice

Transportation of Dangerous Goods:

Shipping of specimens shall be done by a TDG certified individual in accordance with TDG regulations. For additional information regarding classification of specimens for the purposes of shipping, consult either Part 2 Appendix 3 of the TDG Regulations or section 3.6.2 of the IATA Dangerous Goods Regulations as applicable.

For additional guidance on the transport of infectious substances in other languages, please click on the link below.

http://www.who.int/ihr/capacity-strengthening/infectious-substances/en/

Patient Criteria:

Suspected Hepatitis E virus infection. Serology results must show markers to the Hepatitis E virus.

Accompanying Documentation:

Completed Viral Hepatitis and Bloodborne Pathogens requisition including sender name, address and telephone number.  Patient name or identifier (referring specimen lab #), date of birth, suspected exposure, test(s) requested.  Type of specimen and date collected.  If possible, include the clinical history and lab results that have already been done at local or provincial laboratories.

Comments:

N/A

Methods and Interpretation of Results:

Conventional RT PCR with primer sets amplifying all HEV genotypes at the ORF1 region.

Turnaround Time:

19 calendar days.

Contact:
Phone: (204) 789-6061; HCV (204) 789-5063
Fax: (204) 789-2082
References:
  1. Zhai L, Dai X, Meng J. Hepatitis E virus genotyping based on full-length genome and partial genomic regions. Virus Res. 2006 Sep;120(1-2):57-69.
  2. Inoue J, Takahashi M, Yazaki Y, Tsuda F, Okamoto H. Development and validation of an improved RT-PCR assay with nested universal primers for detection of hepatitis E virus strains with significant sequence divergence. J Virol Methods. 2006 Nov;137(2):325-33.
Related Information: