Results 61 to 70 of about 611,322 (393)

Rapid and extraction-free detection of SARS-CoV-2 from saliva by colorimetric reverse-transcription loop-mediated isothermal amplification

open access: yesClinical Chemistry, 2020
Background Rapid, reliable, and widespread testing is required to curtail the ongoing COVID-19 pandemic. Current gold standard nucleic acid tests are hampered by supply shortages in critical reagents including nasal swabs, RNA extraction kits, personal ...
M. Lalli   +12 more
semanticscholar   +1 more source

Lutzomyia longipalpis saliva or salivary protein LJM19 protects against Leishmania braziliensis and the saliva of its vector, Lutzomyia intermedia. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2011
BACKGROUND: Leishmania transmission occurs in the presence of insect saliva. Immunity to Phlebotomus papatasi or Lutzomyia longipalpis saliva or salivary components confers protection against an infection by Leishmania in the presence of the homologous ...
Natalia M Tavares   +10 more
doaj   +1 more source

Stressful life events are associated with low secretion rates of immunoglobulin A in saliva in the middle aged and elderly [PDF]

open access: yes, 2006
Whether chronic stress experience is related to down-regulation of secretory immunoglobulin A (S-IgA) was tested in two substantial cohorts, one middle-aged (N = 640) and one elderly (N = 582), comprising similar numbers of men (N = 556) and women (N ...
Phillips, A.C.   +13 more
core   +1 more source

Persistence of SARS-CoV-2 in saliva: Implications for late-stage diagnosis and infectious duration.

open access: yesPLoS ONE, 2023
Saliva has been a COVID-19 diagnostic specimen of interest due to its simple collection, scalability, and yield. Yet COVID-19 testing and estimates of the infectious period remain largely based on nasopharyngeal and nasal swabs.
Abby Chopoorian   +17 more
doaj   +1 more source

Erosion protection conferred by whole human saliva, dialysed saliva, and artificial saliva [PDF]

open access: yesScientific Reports, 2016
AbstractDuring dental erosion, tooth minerals are dissolved, leading to a softening of the surface and consequently to irreversible surface loss. Components from human saliva form a pellicle on the tooth surface, providing some protection against erosion.
Baumann, Tommy   +3 more
openaire   +3 more sources

Salivary Biomarkers for Oral Squamous Cell Carcinoma Diagnosis and Follow-Up: Current Status and Perspectives [PDF]

open access: yes, 2019
Oral cancer is the sixth most common cancer type in the world, and 90% of it is represented by oral squamous cell carcinoma (OSCC). Despite progress in preventive and therapeutic strategies, delay in OSCC diagnosis remains one of the major causes of high
Campisi, Giuseppina   +5 more
core   +1 more source

Numerical modeling of the distribution of virus carrying saliva droplets during sneeze and cough

open access: yesThe Physics of Fluids, 2020
Violent respiratory diseases, i.e., coronavirus (COVID-19), spread through saliva in coughs and sneezes or are even exhaled in the form of microbial pathogen micro-droplets.
M. Pendar, José C. Páscoa
semanticscholar   +1 more source

HUBUNGAN KEBIASAAN MEROKOK DENGAN DERAJAT KEASAMAN (pH) SALIVA PADA MAHASISWA JURUSAN TEKNIK SIPIL ANGKATAN 2010 FAKULTAS TEKNIK UNIVERSITAS ANDALAS

open access: yesCakradonya Dental Journal, 2018
Saliva merupakan cairan biologis pertama yang terpapar oleh asap rokok di rongga mulut. Asap rokok mengandung berbagai macam zat kimia yang dapat menyebabkan perubahan struktural dan fungsional pada saliva.
Murniwati .   +3 more
doaj   +1 more source

Oral HPV16 Prevalence in Oral Potentially Malignant Disorders and Oral Cavity Cancers

open access: yesBiomolecules, 2020
The role of human papillomavirus type 16 (HPV16) in oral potentially malignant disorders (OPMD) and oral cavity carcinoma (OC) is still under debate.
Kai Dun Tang   +9 more
doaj   +1 more source

Stability of SARS-CoV-2 RNA in Nonsupplemented Saliva

open access: yesEmerging Infectious Diseases, 2021
The expense of saliva collection devices designed to stabilize severe acute respiratory syndrome coronavirus 2 RNA is prohibitive to mass testing. However, virus RNA in nonsupplemented saliva is stable for extended periods and at elevated temperatures ...
I. Ott   +23 more
semanticscholar   +1 more source

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