Results 41 to 50 of about 142,585 (257)

An unusual preparation of an eighteenth-century spider and its consequences [PDF]

open access: yes, 2014
Investigation into an eighteenth-century spider in the collection of The Hunterian Museum, Glasgow, revealed an unusual and intriguing mounting method for a natural history specimen.
Brown, Georgina, Hancock, E. Geoffrey
core   +1 more source

Evaluation of two commercial and three home-made fixatives for the substitution of formalin: a formaldehyde–free laboratory is possible

open access: yesEnvironmental Health, 2012
Background Formaldehyde (HCHO) is a gas (available as a 37% concentrated solution, stabilized with methanol). The 10% dilution (approximately 4% formaldehyde) has been used as a fixative since the end of the 19th century.
Zanini Cristina   +4 more
doaj   +1 more source

Mucosubstances in the porcine gastrointestinal tract: Fixation, staining and quantification [PDF]

open access: yes, 2019
Mucins are of great interest in intestinal research and histochemical methods are often employed to identify them. Since it is in the nature of mucins that they are “hard to hold onto” once they come into contact with water, a frequently used medium in ...
Drewes, Barbara   +3 more
core   +1 more source

Intimal and medial contributions to the hydraulic resistance of the arterial wall at different pressures: a combined computational and experimental study [PDF]

open access: yes, 2016
The hydraulic resistances of the intima and media determine water flux and the advection of macromolecules into and across the arterial wall. Despite several experimental and computational studies, these transport processes and their dependence on ...
Chooi, KY   +3 more
core   +2 more sources

Monoclonal antibodies against human astrocytomas and their reactivity pattern [PDF]

open access: yes, 1987
The establishment of hybridomas after fusion of X63-Ag8.653 mouse myeloma cells and splenocytes from mice hyperimmunized against human astrocytomas is presented. The animals were primed with 5 × 106 chemically modified uncultured or cultured glioma cells.
B. Martin   +36 more
core   +1 more source

“Fecal microbiome in epidemiologic studies” - Letter [PDF]

open access: yes, 2016
We congratulate Sinha et al. on their recent report (1) comparing fecal sample collection methods for epidemiologic studies of the gut microbiome. These data contribute to the increasing body of literature describing robust methodological frameworks for ...
Abu-Ali, Galeb   +5 more
core   +2 more sources

A fixed point index approach to Krasnosel'skii-Precup fixed point theorem in cones and applications [PDF]

open access: yesarXiv, 2022
We present an alternative approach to the vector version of Krasnosel'skii compression-expansion fixed point theorem due to Precup, which is based on the fixed point index. It allows us to obtain new general versions of this fixed point theorem and also multiplicity results.
arxiv  

Comparison of the Fixation Effects of Six Composite Fixatives on Retinal Tissue of Golden Hamsters

open access: yesShiyan dongwu yu bijiao yixue
Objective To compare the effects of six composite fixatives on paraffin sections of golden hamster retinal tissue, and to optimize the fixation methods for retinal tissue paraffin sections of golden hamsters.
WU Haifeng   +4 more
doaj   +1 more source

Cryo-electron tomography provides topological insights into mutant huntingtin exon 1 and polyQ aggregates

open access: yesCommunications Biology, 2021
Galaz-Montoya et al. report nanometer-resolution 3D cryo-electron tomography structures of mutant huntingtin (mHTT) and polyglutamine-only (polyQ) filaments in large aggregates free of stains, fixatives, tags, or dehydration artifacts.
Jesús G. Galaz-Montoya   +4 more
doaj   +1 more source

Effect of Fixatives' Temperatures on Subsequent Histochemical Staining [PDF]

open access: yes, 2014
Background: Fixation is complex series of chemical events which differs for the different group of chemical substances found in tissues. Some chemical reactions, including those involved in fixation occur more rabidly at higher temperature.Objectives ...
AbdAlhmeed, M   +4 more
core   +2 more sources

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