Results 191 to 200 of about 158,082 (381)
Fixatives and silver stainability of NOR proteins at the light microscopic level. [PDF]
Massimo Derenzini+3 more
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Abstract Background The forces underlying convergence and internalization of the teleost neural plate remain unknown. To help understand this morphogenesis, we analyzed collective and individual cell behaviors at the superficial surface of the neural plate as internalization begins to form the neural keel in the hindbrain region of the zebrafish embryo.
Claudio Araya+11 more
wiley +1 more source
Abstract Background The emergence of multicellularity in animals marks a pivotal evolutionary event, which was likely enabled by molecular innovations in the way cells adhere and communicate with one another. β‐Catenin is significant to this transition due to its dual role as both a structural component in the cadherin–catenin complex and as a ...
Brian M. Walters+5 more
wiley +1 more source
On Certain Effects of Some Fixatives on the Constitution of Chromosomes
Fumiye Ohmachi
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PCR amplification from paraffin-embedded tissues: recommendations on fixatives for long-term storage and prospective studies. [PDF]
Catherine E. Greer+2 more
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Pss knockdown in the midgut causes growth retardation in Drosophila similar to that in human LMHD
Abstract Background Phosphatidylserine synthase (PSS), localized in the mitochondrial membrane, synthesizes phosphatidylserine. In humans, mutations in Pss lead to Lenz–Majewski hyperostotic dwarfism, a disorder affecting growth and development. The effects of Pss mutations on the growth of Drosophila melanogaster are not fully known. Hence, this study
Kwan‐Young Kim+4 more
wiley +1 more source
Effect of chemical fixatives on accurate preservation of Escherichia coli and Bacillus subtilis structure in cells prepared by freeze-substitution [PDF]
Lori L. Graham, Terry J. Beveridge
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Abstract Background Previous experiments inducing leakage of embryonic cerebrospinal fluid (CSF) suggest the necessity of intraventricular CSF pressure (PCSF) for brain morphogenesis. Nevertheless, how embryonic PCSF occurs is unclear, especially in utero. Results Using a Landis water manometer, we measured PCSF in fetal mice isolated from the amniotic
Koichiro Tsujikawa+2 more
wiley +1 more source
Evaluation of intestinal protozoan morphology in polyvinyl alcohol preservative: comparison of zinc sulfate- and mercuric chloride-based compounds for use in Schaudinn's fixative [PDF]
Lynne S. Garcia+3 more
openalex +1 more source
Abstract Breaking radial symmetry for anterior–posterior axis formation is one of the key developmental steps of vertebrate gastrulation and is established through a succession of transient domains defined by morphology or gene expression. Three such domains were interpreted recently in the rabbit to be part of a “three‐anchor‐point model” for axis ...
Ruben Plöger+2 more
wiley +1 more source