Results 31 to 40 of about 58,578 (309)

Fecundity of Cortez angelfish Pomacanthus zonipectus (Teleostei: Pomacanthidae) off Espiritu Santo Island, Gulf of California, Mexico.

open access: yesCiencias Marinas, 2006
The Cortez angelfish Pomacanthus zonipectus is an important species for the aquarium market and knowledge of its reproductive potential is useful to establish strategies for its fishery management.
M Arellano-Martínez   +3 more
doaj   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

Comparative analysis of fecundity in close amphimictic Aporrectodea сaliginosa and apomictic A. trapezoides earthworms, and the problem of reproductive advantages of parthenogenetic animals.

open access: yesZoodiversity, 2020
The comparative analysis of fecundity and fertility was studied experimentally for the amphimictic Aporrectodea caliginosa diploid earthworms and the close parthenogenetic A. trapezoides triploid earthworms during two seasons. The individual fecundity of
S.V. Mezhzherin   +3 more
doaj   +1 more source

Bridging the gap: Multi‐stakeholder perspectives of molecular diagnostics in oncology

open access: yesMolecular Oncology, EarlyView.
Although molecular diagnostics is transforming cancer care, implementing novel technologies remains challenging. This study identifies unmet needs and technology requirements through a two‐step stakeholder involvement. Liquid biopsies for monitoring applications and predictive biomarker testing emerge as key unmet needs. Technology requirements vary by
Jorine Arnouts   +8 more
wiley   +1 more source

Exploiting metabolic adaptations to overcome dabrafenib treatment resistance in melanoma cells

open access: yesMolecular Oncology, EarlyView.
We show that dabrafenib‐resistant melanoma cells undergo mitochondrial remodeling, leading to elevated respiration and ROS production balanced by stronger antioxidant defenses. This altered redox state promotes survival despite mitochondrial damage but renders resistant cells highly vulnerable to ROS‐inducing compounds such as PEITC, highlighting redox
Silvia Eller   +17 more
wiley   +1 more source

Habitat quality, configuration and context effects on roe deer fecundity across a forested landscape mosaic.

open access: yesPLoS ONE, 2019
Effective landscape-scale management of source-sink deer populations will be strengthened by understanding whether local variation in habitat quality drives heterogeneity in productivity.
Valentina Zini   +2 more
doaj   +1 more source

On some problems of reproduction of ruff, Gymnocephalus cernuus (L., 1758) in the Lake D±bie [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1988
Changes in the Lake Dąbie ruff gonad maturity and egg diameter were studied. Absolute and relative fecundity values were calculated. The egg diameter distribution suggests portional spawning. The absolute fecundity was found to range within 13,338-82,233
Z. Neja
doaj   +3 more sources

Overview of molecular signatures of senescence and associated resources: pros and cons

open access: yesFEBS Open Bio, EarlyView.
Cells can enter a stress response state termed cellular senescence that is involved in various diseases and aging. Detecting these cells is challenging due to the lack of universal biomarkers. This review presents the current state of senescence identification, from biomarkers to molecular signatures, compares tools and approaches, and highlights ...
Orestis A. Ntintas   +6 more
wiley   +1 more source

Yolked Oocyte Dynamics Support Agreement between Determinate- and Indeterminate-Method Estimates of Annual Fecundity for a Northeastern United States Population of American Shad. [PDF]

open access: yesPLoS ONE, 2016
Reports of American shad fecundity identify two important themes regarding egg production in fishes. First, geographic variation occurs and is biologically meaningful.
Richard S McBride   +4 more
doaj   +1 more source

The effect of salubrinal on the endoplasmic reticulum stress pathway in heat‐stressed spermatogonial cells in vitro

open access: yesFEBS Open Bio, EarlyView.
This study investigates the protective role of salubrinal against heat‐induced endoplasmic reticulum (ER) stress in mouse spermatogenic cells (GC1 and GC2). By modulating the ER stress pathway, salubrinal alleviates cellular stress and supports spermatogenic cell survival, suggesting its potential as a therapeutic candidate for heat‐related infertility.
Suna Karadeniz Saygili   +2 more
wiley   +1 more source

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