Results 31 to 40 of about 214,950 (259)

Gastric cancer and Helicobacter pylori: a combined analysis of 12 case control studies nested within prospective cohorts [PDF]

open access: yes, 2001
BACKGROUND: The magnitude of the association between Helicobacter pylori and incidence of gastric cancer is unclear. H pylori infection and the circulating antibody response can be lost with development of cancer; thus retrospective studies are ...
Aase, S.   +37 more
core   +1 more source

Psychiatric manifestations of multiple sclerosis and acute disseminated encephalomyelitis [PDF]

open access: yes, 2006
It is unusual for acute disseminated encephalomyelitis and multiple sclerosis to present as purely psychiatric disorders. We report five patients with such demyelinating diseases and symptoms of psychosis, depression or anxiety.
Brinar, Marko   +3 more
core   +1 more source

NEUROLOGICAL SEROLOGY [PDF]

open access: yesThe Journal of Nervous and Mental Disease, 1911
n ...
openaire   +1 more source

Epidemiological Study of the Antimicrobial Resistance Pattern of a Suspected Urinary Tract Infection in a Super Surgical, Super Specialty Hospital in Northern India

open access: yesMedical Sciences Forum, 2023
Background: This study aimed to assess the antimicrobial resistance profiles of urinary tract infection (UTI) collected from individuals of various age groups, both male and female. Methods: This study analyzed 266 urine samples from diverse individuals.
Narayan Ahirwar   +3 more
doaj   +1 more source

Rapid virological surveillance of community influenza infection in general practice [PDF]

open access: yes, 2000
No abstract ...
Carman, W.F.   +7 more
core   +2 more sources

Serology for human papillomavirus [PDF]

open access: yesSalud Pública de México, 2003
Difficulties with serology for papillomavirus are associated with the large number of human papillomavirus, cross-reactions between papillomavirus, and to the diversity of lesions and target sites for infection. In addition, the expression of the papillomavirus in the superficial layers of the epithelium gives rise to the weak presentation to ...
openaire   +6 more sources

Comprehensive, comparative evaluation of 25 automated SARS-CoV-2 serology assays

open access: yesMicrobiology Spectrum
The onset of the COVID-19 pandemic resulted in hundreds of in vitro devices coming to market, facilitated by regulatory authorities allowing “Emergency Use,” without a prior comprehensive evaluation of performance.
Wayne Dimech   +2 more
doaj   +1 more source

THE SPECIFICITY OF SEROLOGICAL PRECIPITATION [PDF]

open access: yesJournal of Experimental Medicine, 1946
Precipitative mixing experiments have been conducted with the aid of a turbidimeter and a darkfield microscope. The results of these experiments, correlated with observations of macroscopic features, indicate that serological precipitation is largely governed by a highly specific mechanism except in the terminal period, when the operation of non ...
openaire   +6 more sources

A bird’s-eye view of chronic unilateral conjunctivitis : remember about Chlamydia psittaci [PDF]

open access: yes, 2019
Chlamydia psittaci causes psittacosis in humans, mainly in people in contact with birds in either the setting of occupational or companion bird exposure.
Accou, Geraldine   +5 more
core   +2 more sources

Retrospective Study Investigating the Prevalence and Clinical Significance of Hepatitis B Virus Precore and Basal Core Promoter Variants

open access: yesCanadian Journal of Gastroenterology and Hepatology, 2015
BACKGROUND: Hepatitis B virus (HBV) precore (PC) and basal core promoter (BCP) variants are well known; however, their prevalence in North America is unclear, especially among hepatitis B e antigen-negative patients.
Meaghan O’Brien   +5 more
doaj   +1 more source

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