P101.  Cysts of Giardia lamblia

Human isolate H-3, passaged through gerbils, assemblage B.

Used with permission of the Wisconsin State Laboratory of Hygiene © Board of Regents of the University of Wisconsin System

Product Number Product Description
P101 @ 1x10/6 Giardia lamblia cysts, 1 million, in 4 mL
P101 @ 5x10/6 Giardia lamblia cysts, 5 million, in 8 mL
P101 @ 1x10/7 Giardia lamblia cysts, 10 million, in 8 mL
P101 @ 5x10/7 Giardia lamblia cysts, 50 million, in 8 mL
P101 @ 1x10/8 Giardia lamblia cysts, 100 million, in 8 mL

 *Live cysts are guaranteed for 21 days from the date of shipment.

Parasites can be provided in 1 of 2 ways:
1. Live- standard preparation is PBS, antibiotics (antibiotics: penicillin, streptomycin, gentamicin, Amphotericin B) and 0.01% Tween20. Volume (1 mL – 50 mL) and storage solution can be customized (e.g. PBS only, d-H2O ONLY, or d-H2O/ antibiotics/ Tween20).


2. Nonviable from

A.) Formalin- suspended in 5% formalin and 0.01% Tween20. Other storage solution options include lower/higher concentrations of formalin – 1%, 2.5%, 10%

*Not recommended if performing PCR

B.) Heat Treatment*- (15 min, 70°C) to render organisms non-viable.

C.) Freeze Treatment*- Stored between -20°Cand -15°C for 24 hours to render organisms non-viable.

D.) Custom treatments – Protocol provided by the investigator.

*$50.00 additional fee for treatment.

Each order must clearly state whether parasites should be prepared live in PBS, d-H2O, or fixed in Formalin.