Results 41 to 50 of about 13,875 (264)

Brownotate, a Comprehensive Solution to Generate Protein Sequence Databases for Any Species

open access: yesPROTEOMICS, EarlyView.
ABSTRACT Proteomics is strengthening research in biology and the diversification of the model organisms studied is very promising for fully understanding the complexity of biological principles. However, the lack of protein sequence databases for many species is a major bottleneck.
Adrien Brown   +4 more
wiley   +1 more source

Leufolins A and B, Potent Butyrylcholinesterase-inhibiting Flavonoid Glucosides from Leucas urticifolia

open access: yesMolecules, 2007
: New flavonoidal glucosides leufolins A (1) and B (2), have been isolated from the ethyl acetate soluble fraction of the whole plants of Leucas urticifolia.
Sher Bahadar Khan   +7 more
doaj   +1 more source

Patterns of Occurrence of Sharks in Sydney Harbour, a Large Urbanised Estuary. [PDF]

open access: yesPLoS ONE, 2016
Information about spatial and temporal variability in the distribution and abundance of shark-populations are required for their conservation, management and to update measures designed to mitigate human-shark interactions.
Amy F Smoothey   +5 more
doaj   +1 more source

Historic and Current Use of Lower Cook Inlet, Alaska, by Belugas, Delphinapterus leucas [PDF]

open access: yes, 2000
Dedicated at-sea surveys for marine birds and mammals conducted in lower Cook Inlet in late July and early August from 1995–99 failed to locate any belugas, Delphinapterus leucas.
Piatt, John F., Speckman, Suzann G.
core  

A Conceptual Framework and Methods for Studying the Connectivity of Fishes

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Connectivity is a multifaceted concept that has important implications for the management and conservation of marine and freshwater fishes. We developed a conceptual framework that encompasses multiple, interrelated categories of connectedness, including landscape (e.g., structural, functional) connectivity and ecological (e.g., trophic ...
Jordanna N. Bergman   +18 more
wiley   +1 more source

Phytochemical screening and high-performance thin-layer chromatography fingerprint profile of three species of leucas (Lamiaceae)

open access: yesAncient Science of Life, 2017
Background: The members of genus Leucas possess high economic potential. As medicinal herbs these were well known as 'Droṇapuhṣpī' in Ayurveda literature.
K Geethika, P Sunojkumar
doaj   +1 more source

Beluga, Delphinapterus leucas, Distribution and Survey Effort in the Gulf of Alaska [PDF]

open access: yes, 2000
Beluga, Delphinapterus leucas, distribution in the Gulf of Alaska and adjacent inside waters was examined through a review of surveys conducted as far back as 1936.
Laidre, Kristin L.   +3 more
core  

Branchial localization of acid (A‐type) and base (B‐type) excreting ionocytes in Amazonian stenohaline freshwater Potamotrygon ray

open access: yesJournal of Fish Biology, EarlyView.
Abstract The branchial epithelium of Potamotrygon—a member of the only strictly freshwater elasmobranch family Potamotrygonidae—was observed via immunohistochemistry, and two distinct forms of ionocytes were identified. The acid (A‐type) and base (B‐type) secreting cells with respective basolateral–apical localizations of Na+/K+‐ATPase–Na+/H+ exchanger
M. W. Rossi   +3 more
wiley   +1 more source

Depredación en la tortuga carey Eretmochelys imbricata por el Jaguar Panthera onca en la costa del Pacífico de Costa Rica

open access: yesMammalogy Notes, 2016
In the sea, the most common predators of adult sea turtles are sharks (i.e., Carcharhinus leucas, Carcharodon carcharias, Galeocerdo cuvier) (Witzell 1987, Cliff & Dudley 1991, Fergusson et al. 2000) and killer whales (Orcinus orca) (Fertl & Fulling 2007)
Hansel Herrera   +2 more
doaj   +1 more source

Concentrations of Polychlorinated Biphenyls (PCB’s), Chlorinated Pesticides, and Heavy Metals and Other Elements in Tissues of Belugas, Delphinapterus leucas, from Cook Inlet [PDF]

open access: yes, 2000
Tissues from Cook Inlet beluga whales, Delphinapterus leucas, that were collected as part of the Alaska Marine Mammal Tissue Archival Project were analyzed for polychlorinated biphenyls (PCB’s), chlorinated pesticides, and heavy metals and other elements.
Becker, Paul R.   +9 more
core  

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