Results 61 to 70 of about 1,993 (204)

Spleen as an Alternative Tissue for Estimating Tetracapsuloides bryosalmonae Load, Prevalence and Its Relationship With Proliferative Kidney Disease in Brown Trout

open access: yesJournal of Fish Diseases, Volume 49, Issue 1, January 2026.
ABSTRACT Accurate pathogen detection is essential in fish health management and disease prevention. Pathogens often target different host tissues, and monitoring alternative target organs can provide important insights into disease progression. We evaluated the spleen as an alternative to the kidney for estimating the load and prevalence of the ...
Magnus Lauringson   +6 more
wiley   +1 more source

Ontogenia del esporangio y esporogénesis del licopodio Huperzia brevifolia (Lycopodiaceae) de las altas montañas de Colombia

open access: yesRevista de Biología Tropical, 2009
Se describe la ontogenia y la esporogénesis en H. brevifolia, en material recolectado en el Parque Nacional Natural El Cocuy (Boyacá-Colombia) a 4200m de altitud.
Edgar Javier Rincón Barón   +4 more
doaj  

Exploring the Cultivation of Ulva intestinalis in Low-Salinity Environments of the Baltic Sea

open access: yesOceans
Ulva intestinalis holds promise for sustainable aquaculture in the Baltic Sea, but success has so far been limited by high environmental variability.
Indrek Adler   +6 more
doaj   +1 more source

Comparative insights into molecular pathways influencing germline development in early‐divergent angiosperms

open access: yesThe Plant Journal, Volume 125, Issue 2, January 2026.
SUMMARY The molecular and genetic mechanisms regulating female germline development remain largely unknown in basal and early‐divergent angiosperms. This contrasts with recent progress in model eudicots such as Arabidopsis thaliana and monocots, such as rice, barley, and maize. In this study, we investigate the genetic pathway governing female germline
Jorge Lora   +4 more
wiley   +1 more source

A Review of the Control of Coccidiosis in Poultry Using Natural Additives, Focusing on Gut Health and Immunity

open access: yesAdvances in Agriculture, Volume 2026, Issue 1, 2026.
Coccidiosis is one of the most common diseases in the poultry industry worldwide (especially in broilers aged 3–6 weeks), causing significant economic losses to poultry farmers and governments every year. Conventional methods (anticoccidial chemical compounds) for the coccidiosis debarment and control always present challenges and disadvantages, such ...
Fatemeh Aziz-Aliabadi   +3 more
wiley   +1 more source

Chromatin dynamics during plant sexual reproduction

open access: yesFrontiers in Plant Science, 2014
Plants have the remarkable ability to establish new cell fates throughout their life cycle, by contrast to most animals that define all cell lineages during embryogenesis.
Wenjing eShe, Célia eBaroux
doaj   +1 more source

A Fossil Record of Spores before Sporophytes

open access: yesDiversity
Because their resistant, sporopolleninous walls preserve a record of morphogenetic change during spore formation, fossil cryptospores provide a direct physical record of the evolution of sporogenesis during the algal–plant transition.
Paul K. Strother, Wilson A. Taylor
doaj   +1 more source

Impact of Hanks Kinase‐Dependent Phosphorylation of CodY on the Physiology and Virulence in Bacillus cereus

open access: yesMicrobiologyOpen, Volume 14, Issue 6, December 2025.
CodY is a global regulator whose phosphorylation at serine 215 by PrkC/YbdM alters its DNA binding, thereby modulating gene expression and impacting motility, biofilm formation, cytotoxicity, and pathogenicity in Bacillus cereus, suggesting a conserved regulatory mechanism in Firmicutes ABSTRACT CodY acts as a key regulatory protein involved in ...
Mounia Kortebi   +7 more
wiley   +1 more source

SPL8, an SBP-box gene that affects pollen sac development in Arabidopsis [PDF]

open access: yes, 2003
SQUAMOSA PROMOTER BINDING PROTEIN-box genes (SBP-box genes) encode plant-specific proteins that share a highly conserved DNA binding domain, the SBP domain.
Sorensen, Anna-Marie   +20 more
core   +1 more source

Supplementary notes to the biology of Cordyceps entomorrhiza (Dicks. ex Fr.) Link and the morphology of its conidial stages

open access: yesActa Mycologica, 2014
Cordyceps entomorrhiza develops on the larvae, pupae and adults on the ground beetles Carabus spp. (Coleoptera, Carabidae) and on the bugs (Heteroptera, Nabidae) ot the genera Himacerus Wolff et Nabis Latr. There are two forms of the conidial sporulation
Stanisław Bałazy
doaj   +1 more source

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