Results 31 to 40 of about 38,821 (348)

Taxonomic studies of the genus Phymaturus (IGUANIA: LIOLAEMIDAE): Description of four new species. [PDF]

open access: yes, 2010
After the study of a diverse collection of Phymaturus from three Argentinian institutions and additional samples collected in the last two years we discovered several populations of uncertain taxonomic status.
Abdala, Cristian Simón   +2 more
core   +1 more source

The C. elegans tailless/Tlx homolog nhr-67 regulates a stage-specific program of linker cell migration in male gonadogenesis [PDF]

open access: yes, 2009
Cell migration is a common event during organogenesis, yet little is known about how migration is temporally coordinated with organ development. We are investigating stage-specific programs of cell migration using the linker cell (LC), a migratory cell ...
Abraham   +61 more
core   +3 more sources

Case report: Magnetic resonance imaging-based three-dimensional printing for reconstruction of complex cloacal malformations

open access: yesFrontiers in Pediatrics, 2023
BackgroundSurgical reconstruction of the urinary tract, anus, and vagina is the definitive treatment for cloacal malformation. However, this procedure may be technically challenging in patients with a long common channel (>3 cm), because further ...
Suiin Gang   +8 more
doaj   +1 more source

Osteology and relationships of Rhinopycnodus gabriellae gen. et sp. nov. (Pycnodontiformes) from the marine Late Cretaceous of Lebanon [PDF]

open access: yes, 2013
The osteology of Rhinopycnodus gabriellae gen. and sp. nov., a pycnodontiform fish from the marine Cenomanian (Late Cretaceous) of Lebanon, is studied in detail.
Capasso, Luigi, Taverne, Louis
core   +3 more sources

Males of Ichthyofilaria argentinensis Incorvaia, 1999 and I. bergensis (Wülker, 1930) (Dracunculoidea: Guyanemidae): New morphological aspects and emendation of the generic diagnosis [PDF]

open access: yes, 2010
The adult male of dracunculoid nematode Ichthyofilaria argentinensis Incorvaia, 1999 (Guyanemidae) is described for the first time based on specimens found in the swimbladder of its type host, Merluccius hubbsi Marini (Merlucciidae), caught off the coast
Froese, Moravec, Wue, Yamaguti
core   +1 more source

Late Diagnosis of Complete Colonic and Rectal Duplication in a Girl with an Anorectal Malformation

open access: yesEuropean Journal of Pediatric Surgery Reports, 2019
Complete colonic duplication is rare, and usually occurs as a part of the caudal duplication syndrome. In such cases, the diagnosis is clinically evident by the presence of two ani arranged side by side in the perineum, which is commonly associated with ...
Amr AbdelHamid AbouZeid   +4 more
doaj   +1 more source

Ants biting amphibians: A review and new observations [PDF]

open access: yes, 2019
Antagonistic interactions between insects and amphibians are the subject of many scientific articles, mostly concerning amphibian predation on insect, but many fewer examples exist of the opposite situation.
Kaczmarski, Mikołaj   +2 more
core   +2 more sources

Cloacal Malformations: Technical Aspects of the Reconstruction and Factors Which Predict Surgical Complexity

open access: yesFrontiers in Pediatrics, 2019
Cloacal malformations are rare anomalies which occur in one in 50,000 live births. Anatomically these anomalies are defined by the presence of a single perineal orifice. There is however a substantial range in their complexity. Defining these differences
Richard J. Wood   +2 more
doaj   +1 more source

Cloacal Malformation with Associated Urethral Atresia

open access: yesEuropean Journal of Pediatric Surgery Reports, 2023
Introduction Cloacal malformations comprise a heterogeneous group of anomalies that are considered the most complex anorectal malformations (ARMs) in females.
Al-Shamaileh Al-Shamaileh   +10 more
doaj   +1 more source

Intestinal concentrations of enrofloxacin after different dosage regimens in broiler chickens [PDF]

open access: yes, 2014
C
Croubels, Siska   +3 more
core   +1 more source

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