Results 11 to 20 of about 451 (114)

Genetic variability in Brazilian populations of Biomphalaria straminea complex detected by simple sequence repeat anchored polymerase chain reaction amplification [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2001
Biomphalaria glabrata, B. tenagophila and B. straminea are intermediate hosts of Schistosoma mansoni, in Brazil. The latter is of epidemiological importance in the northwest of Brazil and, due to morphological similarities, has been grouped with B ...
Roberta L Caldeira   +3 more
doaj   +2 more sources

DNA barcoding as a valuable tool for delimiting mollusk species of the genus Biomphalaria Preston, 1910 (Gastropoda: Planorbidae). [PDF]

open access: yesFront Cell Infect Microbiol, 2023
IntroductionThe genus Biomphalaria in Brazil includes 11 species and one subspecies, three of which are intermediate hosts of Schistosoma mansoni. Due to the recent evolution of this group, some species are difficult to identify based on morphological ...
de Araújo AD   +3 more
europepmc   +3 more sources

Aspectos histológicos do complexo peniano e vagina de táxons do Complexo Biomphalaria tenagophila (Mollusca: Planorbidae) [PDF]

open access: yes, 2022
Histological studies were carried out with 49 specimens; 18 Biomphalaria tenagophila guaibensis, 19 B. t. tenagophila and 12 B. occidentalis, collected in 10 municipalities in the states of São Paulo and Rio Grande do Sul, Brazil.
da Silva Tavares, Tatiane Eni   +1 more
core   +2 more sources

Intercontinental distributions, phylogenetic position and life cycles of species of Apharyngostrigea (Digenea, Diplostomoidea) illuminated with morphological, experimental, molecular and genomic data [PDF]

open access: yes, 2021
When subjected to molecular study, species of digeneans believed to be cosmopolitan are usually found to consist of complexes of species with narrower distributions. We present molecular and morphological evidence of transcontinental distributions in two
Achinelly, María Fernanda   +10 more
core   +1 more source

A revision of the Old World Black Nightshades (Morelloid clade of Solanum L., Solanaceae). [PDF]

open access: yesPhytoKeys, 2018
The Morelloid clade, also known as the black nightshades or ?Maurella? (Morella), is one of the 10 major clades within Solanum L. The pantropical clade consists of 75 currently recognised non-spiny herbaceous and suffrutescent species with simple or ...
Särkinen T   +6 more
europepmc   +8 more sources

Introducción a la taxonomía : manual de ejercitaciones [PDF]

open access: yes, 2013
Fil: Fernández, Marta Susana. Cátedra de Introducción a la Taxonomía. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Brusa, Francisco. Cátedra de Introducción a la Taxonomía. Facultad de Ciencias Naturales y Museo.
Brusa, Francisco   +4 more
core   +1 more source

Hybridism between Biomphalaria cousini and Biomphalaria amazonica and its susceptibility to Schistosoma mansoni [PDF]

open access: yes, 2011
Molecular techniques can aid in the classification of Biomphalaria species because morphological differentiation between these species is difficult.
Barbosa FS   +34 more
core   +3 more sources

The Current Distribution Pattern Of Biomphalaria Tenagophila And Biomphalaria Straminea In The Northern And Southern Regions Of The Coastal Fluvial Plain In The State Of Sao Paulo [PDF]

open access: yes, 2016
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)We analyze the current distribution of snails from genus Biomphalaria in the north and south of the coastal fluvial plain in ...
Eliana Maria   +6 more
core   +1 more source

El ciclo de vida de Zygocotyle lunata (Trematoda, Paramphistomoidea) en la región subtropical de América del Sur [PDF]

open access: yes, 2011
El ciclo de vida del trematode Zygocotyle lunata (Diesing, 1836) (Paramphistomoidea: Zygocotylidae) fue estudiado experimentalmente, comenzando con cercarias emergidas de Biomphalaria peregrina (d'Orbigny, 1835) y B.
Davies, Dora Ana   +2 more
core   +3 more sources

Freshwater gastropods from del Plata basin, Argentina : Checklist and new locality records [PDF]

open access: yes, 2006
The greatest floral and faunal biodiversity estimated from Argentina -not including molluscs - is found in three subtropical forests belonging to the del Plata Basin, two of them at the northeastern part of Argentina (NEA).
Gutiérrez Gregoric, Diego Eduardo   +3 more
core   +2 more sources

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