Results 161 to 170 of about 1,701,635 (388)

Some observations on washout of brown trout (Salmo trutta L.) eggs in Teesdale streams [PDF]

open access: yes, 1981
Brown trout (Salmo trutta) in Teesdale lay their eggs in the streambed gravels in the Autumn, here the eggs slowly develop to emerge as young fry in the Spring.
Clarke, A., Forrest, D.R., Ottaway, E.M.
core  

Cell Fate Determination and Lineage Tracing: Technological Evolution and Multidimensional Applications

open access: yesAdvanced Science, EarlyView.
This figure is a candidate for the cover image. It shows a whole‐mount fluorescent image of lymphatic vessels (red) in the heart of an adult Cdh5‐Dre; Prox1‐RSR‐CreER; Rosa26‐tdT mouse. Image courtesy of Ximeng Han. Abstract Cell fate determination is a fundamental process in multicellular development.
Hui Chen   +3 more
wiley   +1 more source

Natural spawning of four Epinephelus species in the laboratory [PDF]

open access: yes, 1996
Natural spawnings of four Epinephelus species reared in the laboratory were observed from 1987 to 1992. These species are: E. summana, E. caeruleopunctatus, E. macrospilus and E. fuscoguttatus.
Alava, Moonyeen Nida R.   +2 more
core   +1 more source

A Lipid with Lewis Pair‐Mediated Targeting and Multiple Stimuli‐Responsive Delivery of Antibiotics for Bacterial Infections

open access: yesAdvanced Science, EarlyView.
Lewis pair‐integrated lipids (Lp‐lipids), combining targeted delivery and stimuli‐responsive are developed for antibiotic delivery. These lipids form nanoparticles that bind biofilms via boronate ester bonds and respond to acidic pH, H2O2, and ATP, enabling controlled drug release.
Xiaojian Yan   +11 more
wiley   +1 more source

Simple, sensitive and specific detection method for polystyrene nanoplastics in food matrix based on peptide-modified Fe3O4@Au magnetic nanoparticles

open access: yesCurrent Research in Food Science
Microplastics (MPs) and nanoplastics (NPs) are emerging hazardous pollutants that pose a significant threat to the global environment and human health. MPs and NPs have been detected in water sources and food products. Due to the wide variety of NPs, and
Beibei Wang   +5 more
doaj   +1 more source

PM2.5 Induce Endothelial‐Mesenchymal Transition and Cardiac Fibrosis via the NCOA4‐Mediated Ferritinophagy

open access: yesAdvanced Science, EarlyView.
This study primarily reveals that PM2.5‐derived Fe‐containing particles, particularly magnetite, are specifically enriched in the heart. Here, they interact with NCOA4 in endothelial cells, disrupt iron homeostasis by enhancing ferritinophagy, and subsequently trigger the process of EndMT through the NCOA4/KLF5 pathway.
Qinglin Sun   +11 more
wiley   +1 more source

Easter Celebration [PDF]

open access: yes, 2015
Easter is the most important solemnity (just before Christmas) of the Church. It is the first of the five cardinal feasts of the Catholic liturgical year.
Sfetcu, Nicolae
core  

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