Results 81 to 90 of about 3,051 (199)

Formigas da tribo attini e sua interação com micro-organismos

open access: yesRevista Científica da FHO|Uniararas, 2016
Durante a história evolutiva da Terra, alguns organismos desenvolveram a habilidade de cultivar seu próprio alimento. Formigas da tribo Attini apresentam como hábito o cultivo de fungos, que são utilizados em sua nutrição. Esse cultivo ocorre no interior dos ninhos das formigas, nos chamados jardins de fungo.
Thiara Teixeira Santos   +1 more
openaire   +1 more source

From evolutionary morphology towards evolutionary ecology [PDF]

open access: yes, 2008
Entsprechend den Frageweisen nach proximater Ursache bzw. ultimater oder historischer Bedingtheit lassen sich Entwicklungs-, Funktions-, Evolutions- und phylogenetische Morphologie unterscheiden.
Sudhaus, Walter
core  

Complicated pregnancies in inherited distal renal tubular acidosis: importance of acid-base balance [PDF]

open access: yes, 2017
Inherited distal renal tubular acidosis (dRTA) is caused by impaired urinary acid excretion resulting in hyperchloremic metabolic acidosis. Although the glomerular filtration rate (GFR) is usually preserved, and hypertension and overt proteinuria are ...
Eisel, Rüdiger   +4 more
core   +1 more source

Fungus For Fungus: Acromyrmex rugosus (Hymenoptera: Formicidae) collecting on Gymnopilus cf. peliolepis (Agaricales: Hymenogastraceae) in a Brazilian dry forest

open access: yesActa Zoológica Lilloana
This short note is a report of Acromyrmex rugosus collecting a slice of mushroom during its foraging. This behavior was already described for other Acromyrmex species, but our register of A. rugosus collecting Gymnopilus cf.
Edna Karolyne Nascimento Santos   +3 more
doaj   +1 more source

Isoenzyme variation in the leaf-cutting ants Acromyrmex heyeri and Acromyrmex striatus (Hymenoptera, formicidae)

open access: yesGenetics and Molecular Biology, 2002
This is the first study of isoenzyme variability in the leaf-cutting ants (Myrmicinae, Attini) Acromyrmex heyeri (Forel, 1899) and A. striatus (Roger, 1863) which are common throughout the southern Brazilian state of Rio Grande do Sul.
Elena Diehl   +2 more
doaj   +1 more source

Interaction specificity between leaf-cutting ants and vertically transmitted Pseudonocardia bacteria [PDF]

open access: yes, 2015
BACKGROUND : The obligate mutualism between fungus-growing ants and microbial symbionts offers excellent opportunities to study the specificity and stability of multi-species interactions.
Boomsma, Jacobus J.   +3 more
core   +5 more sources

Type specimens of the traditional Myrmicinae (Hymenoptera: Formicidae) ant tribes deposited in the Museu de Zoologia da Universidade de São Paulo, Brazil: Adelomyrmecini, Basicerotini, Blepharidatt ini, Crematogastrini, Formicoxenini, Lenomyrmecini, Myrmicini, Phalacromyrmecini, Pheidolini, Stegomyrmecini, Stenammini and Tetramoriini

open access: yesPapéis Avulsos de Zoologia, 2015
The present catalogue lists ant types of 12 traditional Myrmicinae ant tribes (Adelomyrmecini, Basicerotini, Blepharidattini, Crematogastrini, Formicoxenini, Lenomyrmecini, Myrmicini, Phalacromyrmecini, Pheidolini, Stegomyrmecini, Stenammini and ...
Mônica Antunes Ulysséa   +2 more
doaj   +1 more source

Densidade e tamanho de formigueiros de Acromyrmex crassispinus em plantios de Pinus taeda. [PDF]

open access: yes, 2012
O objetivo deste trabalho foi avaliar a densidade e o tamanho dos formigueiros de Acromyrmex crassispinus, ao longo do ano, em plantios de Pinus taeda de diferentes idades.
IEDE, E. T.   +3 more
core  

A single Streptomyces symbiont makes multiple antifungals to support the fungus farming ant Acromyrmex octospinosus [PDF]

open access: yes, 2013
Attine ants are dependent on a cultivated fungus for food and use antibiotics produced by symbiotic Actinobacteria as weedkillers in their fungus gardens. Actinobacterial species belonging to the genera Pseudonocardia, Streptomyces and Amycolatopsis have
Barke, Joerg   +6 more
core   +1 more source

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