BACKGROUND In order to detect levels of pre-existing cross-reactive antibodies in different age groups and to measure age-specific infection rates of the influenza A (H1N1) 2009 pandemic in Germany, we conducted a seroprevalence study based on samples from an ongoing nationwide representative health survey. METHODOLOGY/PRINCIPAL FINDINGS We analysed 845 pre-pandemic samples collected between ...

British Journal of Venereal Diseases SIR-Infectious mononucleosis commonly occurs in young people (Pollock, 1969) but curiously it is rarely diagnosed together with gonorrhoea in the same individual. Recently such a case was seen with a number of interesting features. A 24-year-old white male presented on April 8, 1975, complaining of swelling of the cervical lymph nodes for 2 days and feeling ...

In the course of our earlier investigations (Svartz, 1956a, b; Svartz and Schlossmann, 1953a, b, 1954, 1955, 1956) it was found that the cold precipitable protein fraction of serum from patients with active rheumatoid arthritis was able to agglutinate sheep erythrocytes sensitized with rabbit anti-sheep amboceptor. However, the haemagglutination titres of unfractionated sera, previously absorbe...

SUMMARY The results of direct stool examination in 102 watery and bloody diarrhea patients were compared with the presence of antibodies against Entamoeba histolytica with Indirect Fluorescent Antibody Test. Besides 22 healthy individuals included in this study as control group. It was found that 22 patients (21.5%) with a sera titre higher than 1/320 bad only 9 (8.8%) positive E. Histolytica ...

Studies have demonstrated that plant extracts possess various biological characteristics, including immunomodulatory activity. Heracleum persicum Desf. (Apiaceae), a medicinal plant native to Iran, was studied for its immunomodulatory activity. Immunomodulatory activity of different doses of an aqueous extract of H. persicum, was evaluated in female Swiss albino mice. Mice were treated with thr...

Studies have demonstrated that plant extracts possess various biological characteristics, including immunomodulatory activity. Heracleum persicum Desf. (Apiaceae), a medicinal plant native to Iran, was studied for its immunomodulatory activity. Immunomodulatory activity of different doses of an aqueous extract of H. persicum, was evaluated in female Swiss albino mice. Mice were treated with thr...