scholarly journals Detection of Pneumococcal DNA in Blood by Polymerase Chain Reaction for Diagnosing Pneumococcal Pneumonia in Young Children From Low- and Middle-Income Countries

2017 ◽  
Vol 64 (suppl_3) ◽  
pp. S347-S356 ◽  
Author(s):  
Susan C. Morpeth ◽  
Maria Deloria Knoll ◽  
J. Anthony G. Scott ◽  
Daniel E. Park ◽  
Nora L. Watson ◽  
...  
2019 ◽  
pp. JGO.18.00233 ◽  
Author(s):  
Aaron E. Atkinson ◽  
Carlos Alberto Matute Mandujano ◽  
Suyapa Bejarano ◽  
Linda S. Kennedy ◽  
Gregory J. Tsongalis

PURPOSE Low- and middle-income countries have high incidences of cervical cancer linked to human papillomavirus (HPV), and without resources for cancer screenings these countries bear 85% of all cervical cancer cases. To address some of these needs, brigade-style screening combined with sensitive polymerase chain reaction–based HPV testing to detect common high-risk HPV genotypes may be necessary. METHODS We deployed an inexpensive DNA extraction technique and a real-time polymerase chain reaction–based HPV genotyping assay, as well as Papanicolaou testing, in a factory in San Pedro Sula, Honduras, where 1,732 women were screened for cervical cancer. RESULTS We found that 28% of participants were positive for high-risk HPV, with 26% of HPV-positive participants having more than one HPV infection. Moreover, the most common HPV genotypes detected were different than those routinely found in the United States. CONCLUSION This work demonstrates a deployable protocol for HPV screening in low- and middle-income countries with limited resources to perform cytopathology assessment of Pap smears.


2017 ◽  
Vol 64 (suppl_3) ◽  
pp. S357-S367 ◽  
Author(s):  
Maria Deloria Knoll ◽  
Susan C. Morpeth ◽  
J. Anthony G. Scott ◽  
Nora L. Watson ◽  
Daniel E. Park ◽  
...  

2019 ◽  
Vol 3 (2) ◽  
pp. 83
Author(s):  
Anita Kurniati ◽  
Desak Nyoman Surya Suameitra Dewi ◽  
Ni Nyoman Purwani

Background: Tuberculosis (TB) is one of the major causes of health burden worldwide, especially in lower middle-income countries. TB is caused by Mycobacterium tuberculosis (MTB) and characterized by severe condition incuding coughing and fever. Purpose: To review the current methods for detection of TB using Polymerase Chain Reaction (PCR). Review: several studies have been done to give valuable insight into TB transmission, diagnosis, and treatment, however research  is constantly  needed  to decrease the incidence of eradicate TB. This infectious disease still give big health problem in all over the world by being second in causing high mortality rates after HIV/AIDS.  A specific, sensitive, rapid and cheap method for TB and other mycobacteria diagnosis in clinical specimen is a desperate needed in the laboratory diagnosis and hence management of tuberculosis. PCR as one of nucleic acid amplification assays have revolutionized MTB detection. Since it was first invented in fifteen years ago, it’s been through many developments. Conclusion: PCR  is one of the most specific and sensitive method currently available for TB diagnosis that can also detect in in all types of specimens obtained from TB patients.


PLoS ONE ◽  
2012 ◽  
Vol 7 (1) ◽  
pp. e29151 ◽  
Author(s):  
Christa L. Fischer Walker ◽  
Martin J. Aryee ◽  
Cynthia Boschi-Pinto ◽  
Robert E. Black

2021 ◽  
Vol 41 ◽  
pp. 101136
Author(s):  
Jiahong Sun ◽  
Han Wu ◽  
Min Zhao ◽  
Costan G. Magnussen ◽  
Bo Xi

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