Investigation of Different Water Sources as a Possible Cause of Cholera Outbreak in Lagos in 1997

Author(s):  
I. N. Idika ◽  
RA Audu ◽  
KS Oyedeji ◽  
R Iyanda ◽  
C. A. Egbom
2017 ◽  
Vol 2 (3) ◽  
pp. 43-52
Author(s):  
M.M. Abozid ◽  
S.N. Draz ◽  
S.A. El- Kadousy ◽  
Samia M. Khaleil ◽  
A.A. El- Debas

2015 ◽  
Vol 212 ◽  
pp. 517-523 ◽  
Author(s):  
G.G. Mohamed ◽  
A.A. El-Bindary ◽  
M.S. Rizk ◽  
M.A. Diab ◽  
A.Z. El-Sonbati ◽  
...  

1995 ◽  
Vol 41 (9) ◽  
pp. 846-848 ◽  
Author(s):  
E. Ledesma ◽  
J. Llorca ◽  
M. A. Dasí ◽  
M. L. Camaró ◽  
E. Carbonell ◽  
...  

Arbitrarily primed polymerase chain reaction (AP-PCR) was used to differentiate strains of Legionella pneumophila isolated from different water sources in a resort hotel in Benidorm, Alicante, Spain, where an outbreak of Legionnaires' disease occurred among a group of tourists between 65 and 80 years of age. All isolates were L. pneumophila serogroup 1, subtype Pontiac (Knoxville 1). Five different patterns (P1 to P5) were obtained by AP-PCR. The number of bands per pattern varied between 4 and 11. Patterns P1 and P2 represented 60 and 20% of L. pneumophila isolates, respectively. Since different subpopulations of L. pneumophila coexisted (up to three different AP-PCR patterns were identified in a single room), it was not possible to link an individual L. pneumophila strain to the occurrence of this outbreak.Key words: Legionella pneumophila, AP-PCR, subtyping, outbreak.


2021 ◽  
Vol 11 (5) ◽  
pp. 2307
Author(s):  
João Lincho ◽  
Rui C. Martins ◽  
João Gomes

Parabens are widely used in different industries as preservatives and antimicrobial compounds. The evolution of analytical techniques allowed the detection of these compounds in different sources at µg/L and ng/L. Until today, parabens were already found in water sources, air, soil and even in human tissues. The impact of parabens in humans, animals and in ecosystems are a matter of discussion within the scientific community, but it is proven that parabens can act as endocrine disruptors, and some reports suggest that they are carcinogenic compounds. The presence of parabens in ecosystems is mainly related to wastewater discharges. This work gives an overview about the paraben problem, starting with their characteristics and applications. Moreover, the dangers related to their usage were addressed through the evaluation of toxicological studies over different species as well as of humans. Considering this, paraben detection in different water sources, wastewater treatment plants, humans and animals was analyzed based on literature results. A review of European legislation regarding parabens was also performed, presenting some considerations for the use of parabens.


1998 ◽  
Vol 47 ◽  
pp. 159
Author(s):  
Khalifa M.A. Refaat ◽  
Gabr S. Nabil ◽  
Abedel-lateef Z.M. Manal

Author(s):  
Jason J. Danaher ◽  
Jeremy M. Pickens ◽  
Jeffrey L. Sibley ◽  
Jesse A. Chappell ◽  
Terrill R. Hanson ◽  
...  

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