Results 131 to 140 of about 113,078 (269)

Histochemical indications for a chemically complex signal produced by the cervical gill slit gland of the pygmy sperm whale (Kogia breviceps)

open access: yesThe Anatomical Record, EarlyView.
Abstract The pygmy sperm whale (Kogia breviceps) possesses an exocrine gland associated with its false gill slit pigmentation pattern. The cervical gill slit gland is a compound tubuloalveolar gland that produces a holocrine secretion and displays maturational changes in size and secretory histology. While the morphology of the cervical gill slit gland
Tiffany F. Keenan   +13 more
wiley   +1 more source

Reciprocal relationships between personality disorders and eating disorders in a prospective 17‐year follow‐up study

open access: yesInternational Journal of Eating Disorders, Volume 55, Issue 12, Page 1753-1764, December 2022., 2022
Abstract Objective This study aimed to report the presence of categorical and dimensional personality disorders (PD) in adults with longstanding eating disorders (ED) over a period of 17 years and to investigate whether changes in PD predict changes in ED symptoms or vice versa.
Hanna Punsvik Eielsen   +4 more
wiley   +1 more source

RNA‐Based Biopesticides: Pioneering Precision Solutions for Sustainable Aquaculture in China

open access: yesAnimal Research and One Health, EarlyView.
The Chinese dragon represents RNA biopesticides, which effectively counteract bacterial, viral, and parasitic threats, safeguarding aquatic life. This method is precise, focusing solely on harmful agents and sparing beneficial aquaculture species. Its innovative nature protects aquatic environments while reducing ecological footprint.
Yiran Huang   +7 more
wiley   +1 more source

Spectroscopic and Photometric Analysis of the HW Vir Star PTF1 J011339.09+225739.1

open access: yesOpen Astronomy, 2018
HW Vir systems are rare eclipsing binary systems including a subdwarf B star (sdB) with a faint companion, mostly M-dwarfs. Up to now, 19 HW Vir systems have been published, three of them with substellar companions. We report the spectroscopic as well as
Wolz Maximilian   +9 more
doaj   +1 more source

Late-T And Y Dwarf Parallaxes From The Spitzer Space Telescope

open access: yes, 2017
Y dwarfs provide a unique opportunity to study free-floating, planetary-mass objects with atmospheric temperatures approaching those of known Jupiter-like exoplanets. Obtaining distances to these objects is an essential step in determining absolute physical parameters such as mass, age, and metallicity.
openaire   +1 more source

Association of Synovial Innate Immune Exhaustion With Worse Pain in Knee Osteoarthritis

open access: yesArthritis &Rheumatology, EarlyView.
Objective Uncontrolled pain remains a major clinical challenge in the management of knee osteoarthritis (OA), the most common disabling joint disease. Worse pain is associated with synovial innate immune cell infiltration (synovitis), but the role of innate immune‐regulatory cells in pain is unknown. Our objective was to identify synovial innate immune
Holly T. Philpott   +14 more
wiley   +1 more source

A binary pulsar in a 53-minute orbit. [PDF]

open access: yesNature, 2023
Pan Z   +17 more
europepmc   +1 more source

Spectroscopic confirmation of a white dwarf companion to the B star 16 Dra [PDF]

open access: yesarXiv, 2000
Using an Extreme Ultraviolet Explorer (EUVE) spectrum, we confirm the identification of a white dwarf companion to the B9.5V star 16 Dra (HD150100), and constrain its surface temperature to lie between 29,000K and 35,000K. This is the third B star + white dwarf non-interacting Sirius-type binary to be confirmed, after y Pup (HR2875, HD59635) and theta ...
arxiv  

Dark Energy From the Gravitational Wave Background With Scalar Field Dark Matter

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT Recent observational results, such as those from pulsar timing arrays (PTA), suggest a low‐frequency Gravitational Wave Background (GWB) permeates our universe. This opens the possibility that gravitational waves could span a broader spectrum, potentially impacting cosmological scales.
Edwin L. Pérez‐Ochoa, Tonatiuh Matos
wiley   +1 more source

Purple nonsulfur bacteria biomass as a potential biofuel source: A study of lipid characterization methods using gas chromatography

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Wastewater treatment with purple nonsulfur bacteria (PNSB) is an emerging biotechnology for sustainable wastewater management and resource recovery. Previous studies in this field have concentrated on microbial protein potential; however, this study examines the lipid recovery potential of PNSB‐dominated mixed culture biomass derived from gas ...
Ojima Z. Wada   +4 more
wiley   +1 more source

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