Results 71 to 80 of about 563,159 (308)

Combined 5‐aminolevulinic acid and ferric ammonium citrate treatment promotes hair follicle growth by activating dermal papilla cells

open access: yesFEBS Open Bio, EarlyView.
5‐Aminolevulinic acid combined with ferric ammonium citrate (5‐ALA/FAC) stimulates dermal papilla cell activity and promotes hair follicle growth. The treatment enhances ERK and AKT signaling, increases hair‐inductive gene expression, and restores dermal papilla function suppressed by dihydrotestosterone and oxidative stress, resulting in enhanced hair
Han‐Wook Ryu, Eok‐Soo Oh, Sewoon Kim
wiley   +1 more source

Study of inland fisheries from Danube Delta - Romania [PDF]

open access: yesScientific Annals of the Danube Delta Institute, 2007
The average commercial fish catch decreased from about 12000 tons (1967 year), in Danube Delta lakes to around 3000 tons in the last years. In this period piscivorous species like pike, wels catfish, european perch declined and the non-piscivorous ...
CERNISENCU Irina   +4 more
doaj  

Data for Fish Stock Assessment Obtained from the CMSY Algorithm for all Global FAO Datasets

open access: yesData, 2019
Assessing the state of fish stocks requires the determination of descriptors. They correspond to the absolute and relative (to the carrying capacity of the habitat) fish biomasses in the ecosystem, and the absolute and relative (to the intrinsic growth ...
Arnaud Hélias
doaj   +1 more source

Fish distributions reveal discrepancies between zonal attachment and quota allocations

open access: yesConservation Letters, 2020
The oceans’ fisheries contribute to human wellbeing by providing essential nutrients, employment, and income. Changes in fish distribution, due to climate change or stock expansion, jeopardize conservation objectives because fishers catch more than is ...
Paul G. Fernandes, Niall G. Fallon
doaj   +1 more source

Harvesting technology and catch-to-biomass dependence: The case of small pelagic fish [PDF]

open access: yes
This note deals with a harvesting model for a single stock fishery. In the case of small pelagic fish it seems reasonable to consider harvest functions depending nonlinearly on fishing effort and on fish stock. Empirical evidence about these fish species
Hector Ramirez   +2 more
core  

Status of the Pacific Mackerel resource during 1997 and management recommendations for the fishery [PDF]

open access: yes, 1998
Based on a California Department of Fish and Game (CDFG) projected biomass estimate of 91,200 metric tons for July 1, 1997, the recommended commercial fishery quota for the 1997/98 fishing season is 22,000 metric tons. Age-specific abundance for 1996 was
Barnes, J. Thomas   +2 more
core  

Large‐scale bidirectional arrayed genetic screens identify OXR1 and EMC4 as modifiers of αSynuclein aggregation

open access: yesFEBS Open Bio, EarlyView.
Activation of the mitochondrial protein OXR1 increases pSyn129 αSynuclein aggregation by lowering ATP levels and altering mitochondrial membrane potential, particularly in response to MSA‐derived fibrils. In contrast, ablation of the ER protein EMC4 enhances autophagic flux and lysosomal clearance, broadly reducing α‐synuclein aggregates.
Sandesh Neupane   +11 more
wiley   +1 more source

Records of the Rare Flabby Whalefishes Cetomimus hempeli and Gyrinomimus bruuni (Teleostei: Beryciformes) from Japan

open access: yesSpecies Diversity
Two genera of the poorly known family Cetomimidae (flabby whalefishes), Cetomimus Goode and Bean, 1895 and Gyrinomimus Parr, 1934, are morphologically similar but differ in jaw tooth row (indistinct diagonal rows in Cetomimus vs.
Ryo Misawa   +6 more
doaj   +1 more source

Economic impacts of changes in population dynamics of fish on the fisheries in the Barents Sea [PDF]

open access: yes
A bioeconomic simulation model of the two interacting fish species cod (Gadus morhua) and capelin (Mallotus villosus) and their fisheries is presented and applied to assess the consequences of changes in the population dynamics of these important fish ...
P. Michael Link, Richard S.J. Tol
core  

The Hidden Cost of Overfishing To Commercial Fishermen: A 2009 Snapshot of Lost Revenues [PDF]

open access: yes, 2011
Ocean fish populations are a vital renewable resource for human populations, providing food,employment and recreation, as well as contributing to global biodiversity.
Taylor Hesselgrave
core  

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