Results 81 to 90 of about 250,799 (312)

Intertidal Warfare: Synergistic Allelopathy Mediates Spatial Competition between Two Marine Calcareous‐Shelled Sessile Organisms

open access: yesAdvanced Science, EarlyView.
This study reveals a hidden chemical weapon among calcareous‐shelled sessile organisms in the intertidal zone: the barnacle Balanus albicostatus releases a synergistic blend of palmitic acid and 1‐palmitoyl‐sn‐glycero‐3‐phosphocholine as the allelochemical with the inhibitory activity against attachment of the mussel Vignadula atrata, which may mediate
Zhuo Li   +9 more
wiley   +1 more source

Aspectos da dieta de larvas de Astyanax janeiroensis(Eigenmann, 1908) (Osteichthyes, Characidae) no Reservatório de Guaricana, Rio Arraial, Estado do Paraná

open access: yesBoletim do Instituto de Pesca, 2018
Este trabalho discute aspectos da dieta de larvas do lambari Astyanax janeiroensis, capturadas em julho/2001 no Reservatório de Guaricana, Rio Arraial, Paraná. As coletas foram realizadas í­Â s 18h30 e 20h30.
Miriam Santin   +4 more
doaj  

Relaciones alométricas en estadios tempranos de la especie Brycon moorei Steindachner (Characidae), en condiciones controladas

open access: yesActualidades Biológicas, 2020
Para Brycon moorei, los datos sobre morfometría, en estados iniciales del desarrollo, son inexistentes. El objetivo de este estudio fue establecer las principales relaciones alométricas en los estadios tempranos de B. moorei.
Carlos Arturo David-Ruales   +6 more
doaj   +1 more source

Pathogenicity of indigenous entomopathogenic nematodes from Benin against mango fruit fly (Bactrocera dorsalis) under laboratory conditions [PDF]

open access: yes, 2018
Bactrocera dorsalis fruit fly is the economically most significant tephritid pest species on Mango, Mangifera indica L., in Benin, and entomopathogenic nematodes (EPNs) represent good candidates for its control in the soil.
Afouda, Leonard   +4 more
core   +2 more sources

Dipiperazine‐Phenyl Derivatives Based on Convergent Molecular Platforms Can Reverse Multidrug Resistance in Gram‐Negative Bacteria by Inhibiting Efflux and Permeabilizing Cell Membranes

open access: yesAdvanced Science, EarlyView.
By integrating a convergent molecular platform strategy, this study designed a novel dual‐target C5 to combat multidrug‐resistant Gram‐negative bacteria. C5 synergistically enhances antibiotic efficacy by inhibiting efflux pumps and increasing bacterial membrane permeability.
Jiale Dong   +11 more
wiley   +1 more source

The larva of Chiron senegalensis and comments on its relationships with other Scarabaeoidea (Coleoptera: Chironidae)

open access: yesEuropean Journal of Entomology, 2002
After a brief presentation of some historical, taxonomical and biological data on the Chironidae, the third instar larva of Chiron senegalensis Hope & Westwood, 1845 is described and illustrated on the basis of larval characteristics.
Jean-Bernard HUCHET, Jean-Pierre LUMARET
doaj   +1 more source

Breeding and larval rearing of the milkfish Chanos chanos (Pisces: Chanidae) [PDF]

open access: yes, 1977
Contribution No. 11 of the Aquaculture Department, Southeast Asian Fisheries Development Center, P.O. Box 256, Iloilo City 5901, Philippines.Two sexually maturing female milkfish were captured in April 1977 and induced to spawn by means of acetone-dried ...
Barnes, M.M.L.   +7 more
core   +1 more source

Nap1L4a Cooperates with Scl/Klf1 to Recruit H2A.Z in Mediating Interactions Among Cis‐Regulatory Elements and Transcription Required for Primitive Erythropoiesis in Zebrafish

open access: yesAdvanced Science, EarlyView.
Nap1l4a is required in erythropoiesis and hypoxia responses via physical interaction with Klf1 and Scl to recruit the histone variant H2A.Z. This facilitates its associated cis‐regulatory element (CRE) remodeling and the consequent chromatin assembly, and activates the transcription of erythroid lineage‐specific genes.
JiaHao Shi   +10 more
wiley   +1 more source

Redescription of Immature Stages of Phyllophaga menetriesi (Blanchard) (Coleoptera: Melolonthidae) and its Distribution in the Colombian Andean Mountains Redescripción de inmaduros y distribución de la Chisa Phyllophaga menetriesi (Blanchard) en los Andes colombianos. (Coleoptera: Melolonthidae)

open access: yesActa Agronómica, 2006
<p>To facilitate their recognition, the larvae, pupae, and adults of the rhizophage <em>Phyllophaga</em> menetriesi were described. Taxonomic keys were also prepared for immature stages of this pest, which are also commonly known as ...
Pardo Locarno Luis Carlos   +1 more
doaj  

Phylogenetic relationships and larval morphology of the recently described diving beetle genus Laccomimus (Coleoptera: Dytiscidae: Laccophilinae)

open access: yesEuropean Journal of Entomology, 2015
The larvae of the diving beetle genus Laccomimus Toledo & Michat, 2015 (Laccophilinae) are studied for the first time, based on detailed descriptions and illustrations of all instars of L.
Mariano C. MICHAT, Mario TOLEDO
doaj   +1 more source

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