In patients receiving the drug at longer intervals, in case of drug adaptation, blood sampling was made.
Assessments (applying the NFR and taking blood samples) were made at baseline, immediately after chewing and 30 minutes after chewing.
As children could refuse participation altogether, blood samples were made an optional part of biobank participation or left out.
Those who showed interest in being counselled and tested were invited to contact a counsellor, and arrangements for collection of their blood samples were made.
Serial dilutions of the inoculated blood samples were made and the bacterial suspensions were concurrently serially diluted in phosphate buffered saline.
Extractions from whole blood samples were made with the QIAmp RNA Blood Mini Kit (QIAGEN Inc .. qPCR was performed with an ABI 7500 Fast Real-Time PCR system (Applied Biosystems) according to the manufacturer's instructions.
During the course of recruiting MS patients, we identified a family (MSF) in which five children, but neither parent, had been diagnosed with MS or clinically isolated syndrome (CIS), or suspected of having MS. Evaluation of two members of the family ascertained their diagnosis of MS; and blood samples were made available from three of the five siblings.
The collection of blood samples is made easy using finger pricks [ 15- 17].
As mentioned other places in this protocol, the direct inconvenience for subjects in this study is sampling of 7 ml of whole blood daily in the same session as the routine blood samples are made, every morning.
Blood and urinary biochemistry, immunology investigation, a skin biopsy and ET-1 measurements in blood and urine samples were made at presentation, 1 month later and 1 year after the appearance of HSP.
