Results 61 to 70 of about 27,388 (218)

Interferon-gamma release assay performance in northeastern Brazil: influence of the IFNG + 874 A>T polymorphism

open access: yesBrazilian Journal of Infectious Diseases, 2018
Introduction: Latent tuberculosis infection diagnosis based on the release of interferon-gamma in cultures of peripheral blood cells stimulated with Mycobacterium tuberculosis antigens has replaced the tuberculin skin test in many countries with low ...
Valdirene Leão Carneiro   +9 more
doaj   +3 more sources

Risk factors for positive tuberculin skin test in Guinea-Bissau

open access: yes, 2007
Background: The tuberculin skin test is used for tracing of tuberculosis transmission and identifying individuals in need of prophylactic treatment. Methods: Using a case-control study design, we recruited 220 smear-positive tuberculosis cases and 223 ...
Lisse, Ida   +15 more
core   +1 more source

Continental Prevalence of Tuberculosis Infection and Associated Risk Factors From African Cattle: Systematic Review and Meta‐Analysis

open access: yesVeterinary Medicine and Science, Volume 12, Issue 3, May 2026.
Wildlife and cattle is affected by bovine tuberculosis (bTB), which presents a zoonotic risk. The current systematic review and meta‐analysis uses global data, uncovering a high prevalence in specific regions and pinpointing major risk factors for transmission.
Khasapane N.G.   +2 more
wiley   +1 more source

Bovine tuberculosis in Swedish farmed deer [PDF]

open access: yes, 2004
Bovine tuberculosis (BTB) was introduced into Swedish farmed deer herds in 1987. Epidemiological investigations showed that 10 deer herds had become infected (July 1994) and a common source of infection, a consignment of 168 imported farmed fallow deer ...
Wahlström, Helene
core  

Overall distribution of tuberculin skin test results (by induration size).

open access: yes, 2015
TST: Tuberculin skin test; OR [95% CI]: odds ratio [95% confidence interval]* Comparison of TST results between the two age groups.Overall distribution of tuberculin skin test results (by induration size).
Patrice M. Dubois (224975)   +4 more
core   +1 more source

Prevalence and risk factors for infection of bovine tuberculosis in indigenous cattle in the Serengeti ecosystem, Tanzania. [PDF]

open access: yes, 2013
BACKGROUND: Bovine tuberculosis (bTB) is a chronic debilitating disease and is a cause of morbidity and mortality in livestock, wildlife and humans. This study estimated the prevalence and risk factors associated with bovine tuberculosis transmission in ...
Matee, Mecky I.   +54 more
core   +1 more source

Bovine Tuberculosis in Raw Milk: A Herd‐Level Prevalence Study by PCR and ELISA Testing in Sylhet Region of Bangladesh

open access: yesVeterinary Medicine and Science, Volume 12, Issue 3, May 2026.
This study reveals the prevalence of bovine TB from vendor's milk and herd‐level testing using molecular approach: PCR and ELISA test highlighting the risk factor dynamics that shape bovine tuberculosis (bTB) occurrence in Sylhet region of Bangladesh. The findings advance understanding of bTB for diagnostics and surveillance strategies.
Lipi Rani Basak   +8 more
wiley   +1 more source

Immunomodulatory effects of photodynamic therapy for skin cancer: Potential strategies to improve treatment efficacy and tolerability

open access: yesPhotochemistry and Photobiology, Volume 102, Issue 3, Page 533-547, May/June 2026.
Photodynamic therapy (PDT) is a nonscarring treatment modality that is widely used for skin cancers and early squamous precursor lesions. PDT was previously thought to work primarily by killing cancer cells directly (via apoptosis or necrosis). However, more recent work indicates that a significant mechanism for PDT is the stimulation of anti‐cancer ...
Mark P. Ortenzio   +4 more
wiley   +1 more source

Robustness of NHANES Estimates of the US Prevalence of a Positive Tuberculin Skin Test

open access: yes, 2020
BACKGROUND: A single 2-year National Health and Nutrition Examination Survey (NHANES) cycle is designed to provide accurate and stable estimates of conditions with prevalence of at least 10%. Recent NHANES-based estimates of a tuberculin skin test ≥10 mm
Maryam B. Haddad   +13 more
core   +1 more source

Distribution of tuberculin skin test reactions (induration in mm).

open access: yes, 2013
Distribution of tuberculin skin test reactions (induration in mm).
Richa Gupta (365179)   +11 more
core   +1 more source

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