From:  Standardization of methodologies for detecting helminth eggs in fresh produce enteral formulations intended for patients with special dietary needs

 Recovery efficiency of helminth eggs in artificially contaminated HEP 2 (strawberry-based) across four processing protocols comparing homogenization methods and dissociation solutions.

Nº protocolNº of eggs recovered trial 1 (%)Nº of eggs recovered trial 2 (%)Nº of eggs recovered trial 3 (%)Final average of recovered eggs (%)Standard deviationp1p2
Dose 1—207 eggs
1124 (60)103 (50)107 (52)111 (54)110.000010.103
2114 (55)87 (42)119 (57)107 (51)17
392 (44)77 (37)80 (39)83 (40)8
4135 (65)99 (48)177 (86)137 (66)39
Dose 2—76 eggs
140 (53) 41 (54)32 (42)38 (50)50.700.502
232 (42)40 (53) 28 (37)33 (44)6
328 (37)34 (45)39 (51)34 (44)5
438 (50)47 (62)34 (45)40 (52)7

1: Manual agitation with glycine; 2: homogenization with magnetic stirrer and glycine; 3: manual agitation with Alconox®; 4: homogenization with magnetic stirrer and Alconox®; p1: Kruskal-Wallis analysis for dose and protocol used; p2: Kruskal-Wallis analysis for average and % of eggs recovered.