Results 21 to 30 of about 218,142 (100)

Revisiting the “Christmas Holiday Effect” in the Southern Hemisphere

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2016
Background A “Christmas holiday effect” showing elevated cardiovascular mortality over the Christmas holidays (December 25 to January 7) was demonstrated previously in study from the United States.
Josh Knight   +4 more
doaj   +1 more source

Seasonality of Common Human Coronaviruses, United States, 2014–2021

open access: yesEmerging Infectious Diseases, 2022
The 4 common types of human coronaviruses (HCoVs)—2 alpha (HCoV-NL63 and HCoV-229E) and 2 beta (HCoV-HKU1 and HCoV-OC43)—generally cause mild upper respiratory illness.
Melisa M. Shah   +5 more
doaj   +1 more source

Climatic and regional antibiotic resistance patterns of Staphylococcus aureus in South African dairy herds

open access: yesOnderstepoort Journal of Veterinary Research, 2019
South Africa is a large country of approximately 1.22 million km2, made up of nine provinces with three climatic zones. Farming in the country is mostly defined by regional differences. Of the different organisms isolated from milk samples of dairy cows,
Joanne Karzis   +4 more
doaj   +1 more source

Resources and Habitat Requirements for Giraffes’ (Giraffa camelopardalis) Diet Selection in the Northwestern Kalahari, South Africa

open access: yesAnimals, 2023
Diet selection concerning browse availability of giraffes (Giraffa camelopardalis) was studied over 15 months in an arid environment in South Africa.
Francois Deacon   +2 more
doaj   +1 more source

Prevalence of soil-transmitted helminths in primary school playgrounds in Edo State, southern Nigeria

open access: yesHelminthologia, 2019
Schoolchildren in primary schools are mostly at risk of acquiring soil-transmitted helminths (STHs) infections due to their habits (geophagy, onychophagy and playing with barefoot). Profiling soil parasites on school playgrounds is expected to provide an
Isaac C.   +5 more
doaj   +1 more source

Surveillance of Antibiotic Resistance of Maltose-Negative Staphylococcus aureus in South African Dairy Herds

open access: yesAntibiotics, 2020
Antibiotic resistance has been reported since the 1940s in both human and veterinary medicine. Many years of monitoring milk samples in South Africa led to identification of a novel maltose-negative Staphylococcus aureus (S. aureus) strain, which appears
Joanne Karzis   +4 more
doaj   +1 more source

A Note on the Honey Bee Parasitic Phorid Fly (Apocephalus borealis Brues) in an Urban Ecosystem

open access: yesInsects
The honey bee is a crucial pollinator in urban ecosystems but faces multiple challenges, including habitat degradation, pollution, and parasitism by species such as the phorid fly, Apocephalus borealis Brues (Diptera: Phoridae).
Lioh Jaboeuf   +6 more
doaj   +1 more source

Évolution du système alimentaire haut-alpin

open access: yesRevue d'ethnoécologie, 2013
The mountain population living on the territory of the « Pays des Écrins » (department of Hautes-Alpes, France), today very heterogeneous, present a way of life which satys within modernity but still transporting ancient foodways that we can identify in ...
Aurélie Rousselot-Pailley
doaj   +1 more source

Association between season and pregnancy outcomes in fresh embryo transfer cycles: a systematic review and meta-analysis

open access: yesFrontiers in Public Health
BackgroundInfertility represents a major global public health challenge. Identifying modifiable factors to optimize the outcomes of assisted reproductive technology (ART) is therefore crucial.
Qiang Deng   +10 more
doaj   +1 more source

Yearly growth and metabolic changes in earthen pond-cultured meagre Argyrosomus regius

open access: yesScientia Marina, 2014
Metabolic modifications associated with natural environmental conditions were assessed in the meagre Argyrosomus regius cultured in earthen ponds under natural photoperiod and temperature. Juvenile specimens (90-100 g initial weight) were sampled (plasma,
Luis Vargas-Chacoff   +4 more
doaj   +1 more source

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