Results 91 to 100 of about 546,652 (251)

Characterizing the zebrafish organizer: microsurgical analysis at the early-shield stage [PDF]

open access: yes, 1996
The appearance of the embryonic shield, a slight thickening at the leading edge of the blastoderm during the formation of the germ ring, is one of the first signs of dorsoventral polarity in the zebrafish embryo.
Fraser, Scott E., Shih, John
core  

Copper Staining/Labeling and Scanning Electrochemical Microscopy Readout of Proteins on Poly(vinylidene difluoride) Membranes

open access: yesCHIMIA, 2005
Scanning Electrochemical Microscopy (SECM) is used in combination with copper labeling to visualize roteins on surfaces. Proteins are adsorbed on a poly(vinylidene difluoride) (PVDF) membrane and stained using a standard protocol involving ...
Maurizio Carano   +2 more
doaj   +1 more source

Simple, scalable proteomic imaging for high-dimensional profiling of intact systems

open access: yesCell, 2015
SUMMARY Combined measurement of diverse molecular and anatomical traits that span multiple levels remains a major challenge in biology. Here, we introduce a simple method that enables proteomic imaging for scalable, integrated, high-dimensional ...
Evan Murray   +22 more
semanticscholar   +1 more source

A simple and affordable kinetic assay of nucleic acids with SYBR Gold gel staining.

open access: yesPLoS ONE, 2020
Labeling substrates or products are paramount in determining enzymatic kinetic parameters. Several options are available; many laboratories use either radioactive or fluorescent labeling because of their high sensitivity.
Danielle Guillen   +4 more
doaj   +1 more source

Spectral imaging in preclinical research and clinical pathology. [PDF]

open access: yes, 2012
Spectral imaging methods are attracting increased interest from researchers and practitioners in basic science, pre-clinical and clinical arenas. A combination of better labeling reagents and better optics creates opportunities to detect and measure ...
Beechem, Joseph   +2 more
core  

Synthesis and Biological Characterization of a New Norbormide Derived Bodipy FL-Conjugated Fluorescent Probe for Cell Imaging [PDF]

open access: yes, 2018
Background: Norbormide (NRB) is a selective rat toxicant endowed with vasoconstrictor activity confined to the rat peripheral arteries. In a recent work we used a fluorescent derivative of NRB (NRB-AF12), obtained by coupling the NBD fluorophore to the ...
Bova, Sergio   +9 more
core   +3 more sources

Click histochemistry for whole-mount staining of brain structures

open access: yesMethodsX, 2019
Labeling of the replicating DNA with synthetic thymidine analogs is commonly used for marking the dividing cells. However, until now this method has only been applied to histological sections.
Alexander A. Lazutkin   +2 more
doaj   +1 more source

Comparative color stability assessment of orthodontic clear aligners: an in vitro study

open access: yesScientific Reports
Objective To evaluate the stain resistance and color stability of four Clear aligners (CA) brands against various beverages at different intervals, along with assessing the elaboration of cleaning agents. Methods In a strictly controlled lab environment,
Nancy Ajwa   +3 more
doaj   +1 more source

Microwave-Assisted Tissue Preparation for Rapid Fixation, Decalcification, Antigen Retrieval, Cryosectioning, and Immunostaining

open access: yesInternational Journal of Cell Biology, 2016
Microwave irradiation of tissue during fixation and subsequent histochemical staining procedures significantly reduces the time required for incubation in fixation and staining solutions.
Kazuo Katoh
doaj   +1 more source

Cellular distribution of the prion protein in palatine tonsils of mule deer (Odocoileus hemionus) and Rocky Mountain elk (Cervus elaphus nelsoni) [PDF]

open access: yes, 2019
Chronic wasting disease (CWD) is a transmissible spongiform encephalopathy (TSE) that affects members of the Cervidae family, including deer (Odocoileus spp.), elk (Cervus Canadensis spp.), and moose (Alces alces spp.).
Belden, E. Lee   +2 more
core   +1 more source

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