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A Course "Immunological
Methods" was held on 8-9.04.2003 in Tallinn, Estonia.
Lecturers:
Ingrid Ferdinandsson (DPC Scandinavia Technical Services Manager) Nicholas
Holthuis (MD, Director of Blood Centre Skåne, Lund University Hospital)
Participants:
all together - 44 participants from 5 countries (including lecturers and
DPC employees): Sweden, Finland, Latvia, Lithuania, Estonia
This course was organized
for lab.doctors, lab.technicians, chemists. First day (8.04) was about
basics aspects about immunoassays in general. Mr.Nicholas Holthuis (from
Lund University Hospital, Sweden) gave lectures about principles of immunochemistry.
Groups of immunoassays (competitive, immunometric), antigen-antibody reaction,
immunoassay reagents (binding proteins, labels, buffers, separation systems),
optimisation and validation methods, uncertainty measurements were described.
Lectures on second
day (9.04) were made by Ingrid Ferdinandsson. First talk was about expectations
for immunoassays - review of basic concepts, what to expect for assay
precision, and planning the goals (what is the goal, what is significant
change, how many levels to use, what to do, if controls are out of range),
and some examples about precision profile, analytical sensitivity, functional
sensitivity. Next talks were about interferences of immunoassays, preanalytical
variabilities, plasma vs serum as sample type, matrix effect, heterophilic
antibodies' interference, mechanical inteference, meaning of "hook effect".
Separate topic was about external controls - examples from different Immulite&Immulite2000
assays (insulin, CEA, cortisol etc) in CAP and NEQAS schemes.
Last presentation
of the course was about light immunoassay technology (with animations,
what made underestanding of the technology better and easy-to-remember).
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