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Infectious Disease: Endemics

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Total 16462 results found since Jan 2013.

Essential Oils from Different Parts of Magnolia laevifolia: Chemical Constituents and Insecticidal Activities against Liposcelis bostrychophila
This study extracted EOs from leaves, flowers, carpels and seeds of M. laevifolia. The common and major compound of EOs was isocapnell-9-en-8-one, which was present at 17.7 to 91.6% in these four parts We found no regular pattern in the composition of EO in terms of parts and collection time according to principal component analysis. The contact and repellent activities of EOs against the booklouse were then conducted. Leaves and flowers' EOs collected in the flowering stage had the best contact toxicity. The percent repellency values of the EOs from different parts of M. laevifolia reached above 80% after 2 and 4 h exposu...
Source: Chemistry and Biodiversity - September 16, 2023 Category: Biochemistry Authors: Jia-Wei Zhang Yi-Xi Feng Yu Zheng Cheng-Fang Wang Shu-Shan Du Source Type: research

Epidemiological, serological, and entomological aspects of visceral leishmaniasis (VL) in suspected new VL foci in Bangladesh
Acta Trop. 2023 Sep 14:107021. doi: 10.1016/j.actatropica.2023.107021. Online ahead of print.ABSTRACTThe study aimed to explore epidemiological, serological, and entomological aspects of visceral leishmaniasis (VL) in suspected new VL foci and assess the knowledge, attitude, and practices of the community living in the alleged new VL foci. The study investigated new visceral leishmaniasis (VL) cases reported between 2019 and 2020 in four sub-districts (Dharmapasha, Hakimpur, Islampur and Savar) where we tested 560 members using the rK39 rapid test and conducted vector collections in six neighbouring houses of the index cas...
Source: Acta Tropica - September 16, 2023 Category: Infectious Diseases Authors: Debashis Ghosh Md Utba Rashid Soumik Kha Sagar Md Rasel Uddin Shomik Maruf Prakash Ghosh Rajashree Chowdhury Md Abu Rahat Md Nazmul Islam M M Aktaruzzaman Abu Nayeem Mohammad Sohel Megha Raj Banjara Axel Kroeger Abraham Aseffa Dinesh Mondal Source Type: research

Canadian Blood Services traceback investigation of a suspected case of transfusion-transmitted malaria
CONCLUSION: This was a probable transfusion-transmitted malaria (TTM) case from an eligible donor who in retrospect was found to have unrecognized, asymptomatic, semi-immune malaria infection, and who was potentially infectious. Blood donor lack of recall of prior malaria infection does not negate the risk of TTM from those who have lived in malaria-endemic countries.PMID:37715564 | DOI:10.1111/trf.17549
Source: Transfusion - September 16, 2023 Category: Hematology Authors: Bryan Tordon Steven J Drews Francine Flahr Kathleen Bennett Teresa Gaziano Danielle Anderson Susan Nahirniak Hanan Gerges Gregory J Tyrrell Jordan Mah Momar Ndao Mark Bigham Matthew Seftel Source Type: research

Evaluation of an iELISA for detection and quantification of rabies antibodies in domestic dog sera
Vaccine. 2023 Sep 14:S0264-410X(23)01058-7. doi: 10.1016/j.vaccine.2023.09.004. Online ahead of print.ABSTRACTMany rabies endemic-countries have recognized rabies as a public health problem that can be eliminated. As a result, some countries have started implementing small-scale vaccination programs with the aim of scaling them up. Post-vaccination serological monitoring is crucial to assess the efficacy of these programs. The recommended serological tests, the rapid fluorescent focus inhibition test, and the fluorescent antibody virus neutralization (FAVN) are accurate; however, the procedures require considerable experti...
Source: Vaccine - September 16, 2023 Category: Allergy & Immunology Authors: Ahmed Lugelo Katie Hampson Lorraine M McElhinney Felix Lankester Source Type: research

Canadian Blood Services traceback investigation of a suspected case of transfusion-transmitted malaria
CONCLUSION: This was a probable transfusion-transmitted malaria (TTM) case from an eligible donor who in retrospect was found to have unrecognized, asymptomatic, semi-immune malaria infection, and who was potentially infectious. Blood donor lack of recall of prior malaria infection does not negate the risk of TTM from those who have lived in malaria-endemic countries.PMID:37715564 | DOI:10.1111/trf.17549
Source: Transfusion - September 16, 2023 Category: Hematology Authors: Bryan Tordon Steven J Drews Francine Flahr Kathleen Bennett Teresa Gaziano Danielle Anderson Susan Nahirniak Hanan Gerges Gregory J Tyrrell Jordan Mah Momar Ndao Mark Bigham Matthew Seftel Source Type: research

Evaluation of an iELISA for detection and quantification of rabies antibodies in domestic dog sera
Vaccine. 2023 Sep 14:S0264-410X(23)01058-7. doi: 10.1016/j.vaccine.2023.09.004. Online ahead of print.ABSTRACTMany rabies endemic-countries have recognized rabies as a public health problem that can be eliminated. As a result, some countries have started implementing small-scale vaccination programs with the aim of scaling them up. Post-vaccination serological monitoring is crucial to assess the efficacy of these programs. The recommended serological tests, the rapid fluorescent focus inhibition test, and the fluorescent antibody virus neutralization (FAVN) are accurate; however, the procedures require considerable experti...
Source: Vaccine - September 16, 2023 Category: Allergy & Immunology Authors: Ahmed Lugelo Katie Hampson Lorraine M McElhinney Felix Lankester Source Type: research

< em > In vitro < /em > micropropagation and tiliroside production in < em > Paratecoma peroba < /em > (Record) Kuhlm, an endemic and endangered Brazilian tree
This study adds to the chemical knowledge of this species and it is the first report of a flavonol in Paratecoma.PMID:37712397 | DOI:10.1080/14786419.2023.2256450
Source: Natural Product Research - September 15, 2023 Category: Biochemistry Authors: Larissa Zambe Pinheiro Carolina Chaves Ramos Daniela Barros de Oliveira Clara Dos Reis Nunes Natalia Ribeiro Bernardes Lorena Lima Gl ória Carolina de Oliveira Lemos Claudete Santa-Catarina Silvia Menezes de Faria Pereira Source Type: research

The question of the early diagnosis of asymptomatic and subpatent malaria in pregnancy: Implications for diagnostic tools in a malaria endemic area
CONCLUSIONS: Average age of enrolled women was 28.8 years and mean gestational age was 21.0 weeks. The parasite positivity rates were 4.3%, 8.8% and 25.0% for microscopy, mRDT and PCR at V1 and was 2.4%, 3.4% and 43.4% at delivery, respectively. Sensitivity for microscopy and mRDT was 11.2% and 30.3% respectively at V1, while specificity was 98.2% and 98.5%. At delivery, the sensitivity reduced to 1.6% and 4.9%; while specificity was 96.9% and 97.6% respectively. Only 2.3% cases correlated with all three diagnostic methods. Our data showed a decrease in sensitivity of the diagnostic methods as pregnancy progressed, which m...
Source: Reproductive Biology - September 15, 2023 Category: Reproduction Medicine Authors: G N Uyaiabasi A Olaleye C J Elikwu R I Funwei C Okangba A Adepoju A Akinyede O O Adeyemi O Walker Source Type: research

Structure of glyceraldehyde-3-phosphate dehydrogenase from Paracoccidioides lutzii in complex with an aldonic sugar acid
Biochimie. 2023 Sep 12:S0300-9084(23)00240-7. doi: 10.1016/j.biochi.2023.09.013. Online ahead of print.ABSTRACTThe pathogen Paracoccidioides lutzii (Pb01) is found in South America countries Colombia, Ecuador, Venezuela and Brazil, especially in the central, west, and north regions of the latter. It belongs to the Ajellomycetaceae family, Onygenales order, and is typically thermodimorphic, presenting yeast cells when it grows in animal tissues, but mycelia when in the environment, where it produces the infectious propagule. Moreover, this fungus is one of the etiologic agents of Paracoccidioidomycosis (PCM), the most impor...
Source: Biochimie - September 14, 2023 Category: Biochemistry Authors: Jonathan Heiler Hern ández-Prieto Viviane Paula Martini Jorge Iulek Source Type: research

Seseli bocconei Guss. and S. tortuosum subsp. maritimum Guss. essential oils inhibit colon cancer cell viability
In this study, the chemical compositions of two essential oils (EOs) obtained from different parts (flowers, leaves, stems, and roots) of Seseli bocconei Guss. and of Seseli tortuosum subsp. maritimum Guss., wild endemic species of Sicily, were investigated. The main classes of metabolites for the essential oils of S. bocconei were, respectively, monoterpenes hydrocarbons for flowers, sesquiterpenes hydrocarbons for leaves, and a breakdown between the two previously mentioned classes for stems. In the case of S. tortuosum subsp. maritimum, on the other hand, the main metabolite class for all the vegetative parts analyzed (...
Source: Fitoterapia - September 14, 2023 Category: Biochemistry Authors: Alessandro Vaglica Antonella Maggio Natale Badalamenti Maurizio Bruno Marianna Lauricella Antonella D'Anneo Source Type: research