Results 121 to 130 of about 157,699 (364)

Migratory and adhesive properties of Xenopus laevis primordial germ cells in vitro

open access: yesBiology Open, 2013
Summary The directional migration of primordial germ cells (PGCs) to the site of gonad formation is an advantageous model system to study cell motility.
Aliaksandr Dzementsei   +3 more
doaj   +1 more source

Lethal effects of allyl isothiocyanate on the egg masses of flighted spongy moth complex Lymantria dispar japonica (Lepidoptera: Erebidae)

open access: yesPest Management Science, EarlyView.
This study showed that AITC substance was lethal effect to Lymantria dispar japonica egg mass, and our results show a significant decline in egg hatching rate with increasing AITC concentrations. Abstract BACKGROUND The flighted spongy moth complex (FSMC) lays egg masses not only on host plants but also various artificial structures, such as, cargo ...
Shunya Murase   +4 more
wiley   +1 more source

Intrinsic dynamical fluctuations of PNS myelin [PDF]

open access: yesarXiv, 2017
The ultrastructure fluctuations and complex dynamics of the multi-layered membrane structure of myelin are fundamental for understanding and control its formation process and its degeneration and repair in neurological diseases such as multiple sclerosis (MS).
arxiv  

The Morphology of Heart Development in Xenopus laevis

open access: yesDevelopmental Biology, 2000
We have used serial histological sections to document heart formation in Xenopus laevis, from the formation of a linear heart tube to the appearance of morphologically distinct atrial and ventricular chambers. 3D reconstruction techniques have been used to derive accurate models from digital images, revealing the morphological changes that accompany ...
Wolfgang Weninger   +3 more
openaire   +3 more sources

Cross‐Linking Mass Spectrometry of the Antimicrobial Peptides Magainin 2 and PGLa Reveals Heterodimerization in Micellar Medium

open access: yesRapid Communications in Mass Spectrometry, EarlyView.
ABSTRACT Rationale In this study, we applied cross‐linking mass spectrometry (XL‐MS) to characterize the oligomeric states of a PGLa/magainin 2 mixture and gain insight into the heterodimerization previously suggested in the literature. Both peptides have shown a synergistic enhancement of activity when tested in antimicrobial assays; however, the ...
Emilie Hirschler   +7 more
wiley   +1 more source

A new transgenic reporter line reveals Wnt-dependent Snai2 re-expression and cranial neural crest differentiation in Xenopus [PDF]

open access: yes, 2019
During vertebrate embryogenesis, the cranial neural crest (CNC) forms at the neural plate border and subsequently migrates and differentiates into many types of cells.
Duncan, Melinda K.   +7 more
core   +1 more source

Divergent roles of the Wnt/PCP Formin Daam1 in renal ciliogenesis.

open access: yesPLoS ONE, 2019
Kidneys are composed of numerous ciliated epithelial tubules called nephrons. Each nephron functions to reabsorb nutrients and concentrate waste products into urine.
Mark E Corkins   +5 more
doaj   +1 more source

Gene switching at Xenopus laevis metamorphosis

open access: yesDevelopmental Biology, 2010
During the climax of amphibian metamorphosis many tadpole organs remodel. The different remodeling strategies are controlled by thyroid hormone (TH). The liver, skin, and tail fibroblasts shut off tadpole genes and activate frog genes in the same cell without DNA replication. We refer to this as "gene switching".
Donald D. Brown   +2 more
openaire   +3 more sources

From Membrane Composition to Antimicrobial Strategies: Experimental and Computational Approaches to AMP Design and Selectivity

open access: yesSmall, EarlyView.
Antimicrobial peptides (AMPs) are promising candidates for next‐generation antibiotics, acting through mechanisms such as membrane disruption and intracellular targeting. This review examines how variations in bacterial membrane composition critically influence AMP activity.
Paolo Rossetti   +5 more
wiley   +1 more source

Histone H3K79 methyltransferase Dot1L is directly activated by thyroid hormone receptor during Xenopus metamorphosis

open access: yesCell & Bioscience, 2012
Background Thyroid hormone (T3) is important for adult organ function and vertebrate development. Amphibian metamorphosis is totally dependent on T3 and offers a unique opportunity to study how T3 controls postembryonic development in vertebrates ...
Matsuura Kazuo   +5 more
doaj   +1 more source

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