Influenza, mumps and measles viruses were examined for their ability to induce in guinea pigs homologous and cross-reactive delayed hypersensitivity. A majority of the animals skin tested with homologous and a portion of the animals skin tested with heterologous viruses and vaccines developed positive reactions. Findings with the heterologous preparations suggest that the observed cross-reactive hypersensitivity might be due to shared antigens of viral or substrate origin in the influenza, mumps and measles preparations. The present findings in guinea pigs suggest that the adverse effects, attributed in whole or in part to induced hypersensitivity, observed in man following injection of killed influenza, mumps and measles vaccines could be due to cross-reactive delayed hypersensitivity resulting from the use of these preparations.
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http://dx.doi.org/10.1016/0306-9877(81)90072-4 | DOI Listing |
Sci Rep
January 2025
Vaccine and Infectious Disease Organization (VIDO), University of Saskatchewan, Saskatoon, SK, Canada.
Bovine tuberculosis (BTB) is an infectious disease of livestock and wildlife species that is caused by pathogenic members of the Mycobacterium tuberculosis complex such as Mycobacterium bovis. Due to the introduction of M. bovis-infected bison in the 1920s, BTB is now endemic in wood bison (Bison bison athabascae) population within the Wood Buffalo National Park (WBNP) in northern Canada.
View Article and Find Full Text PDFPulmonology
December 2025
Department of Cardiovascular and Pulmonary Sciences, Catholic University of the Sacred Hearth, Rome, Italy.
New ultrathin bronchoscopes (UTBs) enable the inspection and biopsy of small airways, potentially offering diagnostic advantages in sarcoidosis. In this prospective study, patients with suspected sarcoidosis underwent airway inspection with a UTB. Observed airway abnormalities were categorised into six predefined patterns.
View Article and Find Full Text PDFBMJ Case Rep
January 2025
Department of Infectious Diseases, Kasturba Medical College, Manipal, Manipal Academy of Higher Education, Manipal, Karnataka, India.
Drug reaction with eosinophilia and systemic symptoms (DRESS) syndrome and haemophagocytic lymphohistiocytosis (HLH) are rare but severe immune-mediated diseases with overlapping clinical manifestations. We present a case of a woman in her late 40s with rheumatoid arthritis who developed DRESS/HLH overlap syndrome after starting hydroxychloroquine and leflunomide therapy. Despite corticosteroid treatment, her condition worsened, necessitating etoposide therapy.
View Article and Find Full Text PDFR I Med J (2013)
February 2025
Alpert Medical School of Brown University, Department of Medicine, Division of Cardiology, Rhode Island Hospital.
Cardiac Positron Emission Tomography (PET) is a power- ful imaging tool with diverse applications in the detection and diagnosis of various cardiac conditions, including inflammatory, infectious, and neoplastic processes. Using the radiotracer 18F-fluorodeoxyglucose (18F-FDG), cardiac PET enables the identification of cardiac involvement in diseases such as sarcoidosis and severe infections affecting the heart tissue. Additionally, 18F-FDG PET is valuable in the evaluation of cardiac masses, helping to assess their metabolic activity and potential malignancy.
View Article and Find Full Text PDFCurr Allergy Asthma Rep
January 2025
Rochester Regional Health, Rochester, NY, USA.
Background: Antiepileptics are the mainstay of treatment for seizure management. Immediate and delayed hypersensitivity reactions associated with antiepileptics are common. It is important to differentiate between these reactions as management and prognosis varies.
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