African lungfish
Respiration in the African Lungfish Protopterus Aethiopicus
... Respiratory properties of blood and pattern of aerial and aquatic breathing and gas exchange have been studied in the African lungfish, Protopterus aethiopicus.. The mean value for haema[r] ...
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Urea synthesis in the African lungfish Protopterus dolloi hepatic carbamoyl phosphate synthetase III and glutamine synthetase are upregulated by 6 days of aerial exposure
... by African lungfish, would have pre-adapted the early vertebrates for their transition to land (Campbell, 1973; Graham, ...of lungfish in urea excretion is available at present, it would be ...
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Functional subdivision of fin protractor and retractor muscles underlies pelvic fin walking in the African lungfish Protopterus annectens
... African lungfish Protopterus annectens can produce rotational movements around the joint between the pelvis and the pelvic fin, allowing these animals to walk across benthic ...allows lungfish to ...
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African lungfish, Protopterus annectens, possess an arginine vasotocin receptor homologous to the tetrapod V2 type receptor
... African lungfish ( Protopterus annectens Owen) were purchased from a commercial supplier in ...Japan. Lungfish with a mean body mass of 115g (range, 79–163g) were housed in individual containers ...
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An investigation of the role of carbonic anhydrase in aquatic and aerial gas transfer in the African lungfish Protopterus dolloi
... using lungfish derived from a common source. Adult specimens of African lungfish Protopterus dolloi Boulenger, weighing 159±9·g [mean ± standard error of the mean ( S ...
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The effects of viscosity on the axial motor pattern and kinematics of the African lungfish (Protopterus annectens) during lateral undulatory swimming
... The African lungfish ( Protopterus annectens ) moves in a gradation of water to mud conditions during seasonal droughts, and breathes ...the lungfish was an ideal organism for our study to determine ...
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Importance of air and water breathing in relation to size of the African lungfish Protopterus amphibius Peters
... Oxygen uptakes from air and water have been measured in relation to weight of the African lungfish Protopterus amphibius Peters.. While the combined O2 uptake changed by a factor of 2, w[r] ...
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Increased gene expression of a facilitated diffusion urea transporter in the skin of the African lungfish (Protopterus annectens) during massively elevated post terrestrialization urea excretion
... African lungfish P. annectens. This is the first urea transporter cloned in full from the Subclass Dipnotetrapodomorpha. The lfUT cDNA is 1990 bp in length and its open reading frame encodes a 409 amino ...
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Mechanisms of acid–base regulation in the African lungfish Protopterus annectens
... from African lungfish Protopterus annectens blood, together with (B) a phylogenetic tree to illustrate the relationship between this lungfish CA (highlighted in black) and selected vertebrate ...
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Hearing of the African lungfish (Protopterus annectens) suggests underwater pressure detection and rudimentary aerial hearing in early tetrapods
... hearing. Lungfish are the closest living relatives of tetrapods and their auditory system may therefore be a suitable model of the auditory systems of early tetrapods such as ...of lungfish may shed light ...
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Aestivation induces changes in transcription and translation of coagulation factor II and fibrinogen gamma chain in the liver of the African lungfish Protopterus annectens
... The blood coagulation system in fishes is fundamentally similar to that in mammals (Jagadeeswaran and Sheehan, 1999; Jagadeeswaran et al., 2000; Davidson et al., 2003a,b; Manseth et al., 2004). It involves a cascade of ...
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A Functional Analysis of the Aquatic and Aerial Respiratory Movements of an African Lungfish, Protopterus Aethiopicus, With Reference to the Evolution of the Lung Ventilation Mechanism in Vertebrates
... d The analysis of activity in the respiratory muscles The evidence from the X-ray and pressure studies outlined above indicates that the basic mechanism of both aerial and aquatic respir[r] ...
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Respiration in the African Lungfish Protopterus Aethiopicus
... On that basis it seems a significant finding that increased CO2 tension in the ambient water evokes a breathing response, whereas hypoxic water has no effect on the breathing pattern.. I[r] ...
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Aestivation of the African Lungfish Protopterus Aethiopicus: Cardiovascular and Respiratory Functions
... Consecutive changes in mean blood pressure, heart rate and lung breath frequency of a 3*4 kg lungfish during 283 days of artificial aestivation in a cloth sack... Thus, from a mean heart[r] ...
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The Relative Efficiency of Gaseous Exchange Across the Lungs and Gills of an African Lungfish Protopterus Aethiopicus
... The increased lung ventilation also affected the carbon dioxide production ratio, as on the average 57 % of the total carbon dioxide produced was now eliminated via the lungs, while the [r] ...
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The Australian lungfish (Neoceratodus forsteri) fish or amphibian pattern of muscle development?
... of African lungfish (Protopterus aethiopicus), a small number of red muscle has been found along the lateral line (Dunn et ...fishes, lungfish primarily uses gills to ...the lungfish is in a ...
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The Concept of Feminist Justice in African Philosophy: A Critical Exposition of Dukor’s Propositions on African Cultural Values
... of African philosophy-the great debate on substance and method of philosophy” (2010), I am much encouraged and rationally convinced that he has succeeded in building the core critical and essential foundational ...
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The method of African science: A philosophical evaluation
... Indeed, this attitude is still prevalent in the activities of the traditional African scientist. Traditional Africans generally believe in the efficacy of mystico - religious based scientific activities and ...
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African and African-Caribbean Londoners' experiences of cancer services: a narrative approach
... and therefore how they would report it. Men produced functional, practical accounts, an approach aligned with the view of bio-medicine, whereas women took a more holistic view of health, encompassing emotional and ...
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The relevance of non african family therapeutic practices on african family recovery: A case of entebbe in Uganda
... The major concern at hand is that the western family systems therapies have not been contextualized to address concrete experiential aspects of the Ugandan family settings. Despite the use of Western family systems ...
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