Results 91 to 100 of about 43,466 (285)

Gleaning the Rocky Shore? 2500 Years of Coastal Resource Use at Red Bluff 1, GunaiKurnai Country, SE Australia

open access: yesArchaeology in Oceania, EarlyView.
ABSTRACT Shell middens in Gippsland along the eastern half of Victoria's coastline have usually been characterised as small, short‐duration camp sites with relatively low shell densities and low taxonomic diversity. Here we present new excavation results from a dense, high‐diversity site at Red Bluff near the eastern end of GunaiKurnai Country, a ...
Patrick Faulkner   +17 more
wiley   +1 more source

A hedgehog-like signal is involved in slow muscle differentation in Sepia officinalis (Mollusca)

open access: yesInvertebrate Survival Journal, 2007
In the tentacle of Sepia officinalis, smooth-like, helical and cross-striated fibres deriving from different populations of myoblasts are present. Myoblasts appear at different times during the development and express two muscle-specific transcription ...
A Grimaldi   +5 more
doaj  

Reservoirs and radiocarbon: 14C dating problems in Myvatnssveit, Northern Iceland [PDF]

open access: yes, 2007
This paper examines 2 potential sources of the radiocarbon offset between human and terrestrial mammal (horse) bones recovered from Norse (~AD 870–1000) pagan graves in Mývatnssveit, north Iceland.
Ascough, P.L.   +8 more
core  

Multiple types of control by identified interneurons in a sensory-activated rhythmic motor pattern. [PDF]

open access: yes, 2001
Modulatory interneurons that can drive central pattern generators (CPGs) are considered as good candidates for decision-making roles in rhythmic behaviors.
Benjamin, Paul R   +2 more
core   +2 more sources

Comparative Meta‐Analysis of Antimicrobial Peptides in Aquatic and Terrestrial Livestock Species

open access: yesAnimal Research and One Health, EarlyView.
A global meta‐analysis of 58 studies (926 effect sizes and 29 species across five taxa) revealed that dietary antimicrobial peptides generally improve growth performance, blood metabolites, and immune responses. The greatest benefits were observed in omnivorous livestock, such as pigs and chickens. Dose‐duration effects were evident. An optimal outcome
Lily Liu   +4 more
wiley   +1 more source

Central pattern generator for swimming in Melibe [PDF]

open access: yes, 2005
The nudibranch mollusc Melibe leonina swims by bending from side to side. We have identified a network of neurons that appears to constitute the central pattern generator (CPG) for this locomotor behavior, one of only a few such networks to be described ...
Thompson, Stuart, Watson, Winsor H., III
core   +3 more sources

Valorization of fishing industry by‐products for biodiesel production: Unlocking the potential of residual fish oil

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Fishing waste and its by‐products, whether naturally occurring or generated by the processing industry, represent a significant opportunity for producing high‐value products. These often discarded or underutilized residues can be converted into various valuable products through advanced processing technologies. Among the potential products are
Patrick da Silva Sousa   +8 more
wiley   +1 more source

Effects of interleukin-2 on nitric oxide production in molluscan innate immunity [PDF]

open access: yesInvertebrate Survival Journal, 2008
The hemocytes are the cells responsible for the immunity in molluscs. Cytokines, growth factors, etc, present in the soluble fraction of the hemolymph modulate the immune response.
R Barcia, J I Ramos-Martinez
doaj   +1 more source

Avaliação de efeitos de espécies de mangue na distribuição de Melampus coffeus (Gastropoda, Ellobiidae) no Ceará, nordeste do Brasil Evaluation of local effects of mangrove species on the distribution of Melampus coffeus (Gastropoda, Ellobiidae) in Ceara, northeastern Brazil

open access: yesIheringia: Série Zoologia, 2007
Melampus coffeus (Linnaeus, 1758) é um gastrópode pulmonado, macrodetritívoro, importante na transferência de energia em manguezais neotropicais, mas sua distribuição em diferentes escalas espaciais ainda é pouco conhecida nas regiões brasileiras. Assim,
Rafaela C. Maia, Marcel O. Tanaka
doaj   +1 more source

Mapping molluscan endocrinology: a systematic and critical appraisal

open access: yesBiological Reviews, EarlyView.
ABSTRACT Historically, a vertebrate‐centric paradigm has framed our interpretation of molluscan endocrinology, with considerable research focusing on vertebrate‐type steroid hormones (e.g. oestrogens, testosterone). However, contradictory evidence on the occurrence of vertebrate‐type steroid hormones in molluscan tissues, and a lack of the specific ...
Konstantinos Panagiotidis   +3 more
wiley   +1 more source

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