Results 1 to 10 of about 10,094 (236)

Persistent conflict in palaeognath phylogeny revealed by quartet-based and ML analyses [PDF]

open access: yesFrontiers in Zoology
Background The evolutionary relationships among palaeognath birds remain contentious despite extensive phylogenomic analyses. While the ostrich is consistently identified as the earliest diverging lineage, the relationships among non-ostrich palaeognaths
Patrick Kück, Alexander Suh
doaj   +2 more sources

In-ovo imaging using ostrich eggs: biodistribution of F-18-FDG in ostrich embryos [PDF]

open access: yesExperimental Biology and Medicine
In-ovo imaging using ostrich eggs has been described as an alternative to animal testing using rodents. This approach is not considered an animal experiment and it does not require small-animal imaging devices as ostrich eggs provide good image quality ...
Thomas Winkens   +11 more
doaj   +2 more sources

COMPARATIVE STUDIES ON NUTRIENTS AND FATTY ACIDS PROFILES OF OSTRICH, DUCK AND CHICKEN EGGS [PDF]

open access: yesAssiut Veterinary Medical Journal, 2005
Ostrich eggs are studied chemically in the process of investigating their suitability for table consumption. Some comparisons are made between ostrich eggs and those of chicken and duck eggs.
OMIMA M. DIAB
doaj   +1 more source

CHEMICAL, MICROBIOLOGICAL AND SENSORY EVALUATION OF MAYONNAISE PREPARED FROM OSTRICH EGGS [PDF]

open access: yesJournal of Food and Dairy Sciences, 2006
Ostrich eggs were evaluated for their chemical composition and mineral contents. Also. chemical. microbiological and sensory evaluation of mayonnaise made from ostrich eggs comparable to that made from chicken eggs were studied.
Azza Abou -Arab, Ferlal Abu-Salem.
doaj   +1 more source

Ostrich population densities and temporal dynamics in coupled social-ecological systems: Suitable indicators for the ecological effectiveness of protected areas?

open access: yesEcological Indicators, 2021
Assessing the ecological effectiveness of protected areas is a high priority in conservation biology and requires suitable indicators. Instead of using multiple species, single species can potentially be used as indicators to assess if conservation ...
Alisha N. Griffin   +3 more
doaj   +1 more source

Increased Thymic Cell Turnover under Boron Stress May Bypass TLR3/4 Pathway in African Ostrich. [PDF]

open access: yesPLoS ONE, 2015
Previous studies revealed that thymus is a targeted immune organ in malnutrition, and high-boron stress is harmful for immune organs. African ostrich is the living fossil of ancient birds and the food animals in modern life.
Hai-bo Huang   +9 more
doaj   +1 more source

Investigation of egg production curve in ostrich using nonlinear functions

open access: yesPoultry Science, 2023
: In most countries, ostrich farming is considered a developing branch of the efficient poultry industry. The profitability of ostrich farm requires specific consideration of productions features such as the female fertility, egg production, hatchability,
Abbas Shibak   +4 more
doaj   +1 more source

Development of loop-mediated isothermal amplification (LAMP) assay for rapid and sensitive identification of ostrich meat. [PDF]

open access: yesPLoS ONE, 2014
Animal species identification is one of the primary duties of official food control. Since ostrich meat is difficult to be differentiated macroscopically from beef, therefore new analytical methods are needed.
Amir Abdulmawjood   +5 more
doaj   +1 more source

Nutrients Composition in Fit Snacks Made from Ostrich, Beef and Chicken Dried Meat

open access: yesMolecules, 2018
The aim of the study was to compare three types of meat snacks made from ostrich, beef, and chicken meat in relation to their nutrients content including fat, fatty acids, heme iron, and peptides, like anserine and carnosine, from which human health may ...
Żaneta Zdanowska-Sąsiadek   +14 more
doaj   +1 more source

cDNA cloning and sequencing of ostrich Growth hormone [PDF]

open access: yesArchives of Biological Sciences, 2012
In recent years, industrial breeding of ostrich (Struthio camelus) has been widely developed in Iran. Growth hormone (GH) is a peptide hormone that stimulates growth and cell reproduction in different animals.
Doosti Abbas   +2 more
doaj   +1 more source

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