Results 51 to 60 of about 218 (163)

Multiphoton excitation of the DNA stains DAPI and Hoechst [PDF]

open access: yesBioimaging, 1996
,6-diamidino-2-phenylindole hydrochloride (DAPI) andHoechst 33342 were found to display two- or three-photon excitation from 810 to 910nm. We examined the effect of excitation wavelength on the mode of excitation forDAPI and Hoechst 33342 in the solvent isobutanol and when bound to double helicalDNA. For DAPI and Hoechst 33342 in isobutanol the mode of
Joseph R. Lakowicz   +2 more
openaire   +2 more sources

Performance Limitations of Distributed Integral Control in Power Networks Under Noisy Measurements [PDF]

open access: yesarXiv, 2017
Distributed approaches to secondary frequency control have become a way to address the need for more flexible control schemes in power networks with increasingly distributed generation. The distributed averaging proportional-integral (DAPI) controller presents one such approach.
arxiv  

The use of DAPI for identifying and counting aquatic microflora1 [PDF]

open access: yesLimnology and Oceanography, 1980
A highly specific and sensitive fluorescing DNA stain, 4′6‐diamidino‐2‐phenylindole (DAPI) was compared with acridine orange (AO) for counting aquatic microflora. Use of DAPI improved visualization and counting of <1‐µm bacteria and blue‐green algae in seston‐rich samples and extended sample storage to at least 24 weeks.
Yvette S. Feig, Karen G. Porter
openaire   +2 more sources

Application of electromagnetic centroids to colocalization of fluorescing objects in tissue sections [PDF]

open access: yesarXiv, 2017
Light microscopy as well as image acquisition and processing suffer from physical and technical prejudices which preclude a correct interpretation of biological observations which can be reflected in, e.g., medical and pharmacological praxis. Using the examples of a diffracting microbead and fluorescently labelled tissue, this article clarifies some ...
arxiv  

Exploiting the Tolerant Region I of the Non-Nucleoside Reverse Transcriptase Inhibitor (NNRTI) Binding Pocket: Discovery of Potent Diarylpyrimidine-Typed HIV‑1 NNRTIs against Wild-Type and E138K Mutant Virus with Significantly Improved Water Solubility and Favorable Safety Profiles

open access: yes, 2019
Diarylpyrimidine derivatives (DAPYs) exhibit robust anti-HIV-1 potency, although they have been compromised by E138K variant and severe side-effects and been suffering from poor water solubility.
Boshi Huang (3080169)   +16 more
core   +4 more sources

Design and Synthesis of Novel Serotonin Receptor Ligands [PDF]

open access: yes, 2010
Novel and potent ligands to the serotonin7 (5-HT7) receptor have been synthesized. The synthesized compounds include a set of substituted pyrimidines which show high affinity to the 5-HT7 receptor, synthesized by previously described methods [1,2] in ...
Klenc, Jeffrey D
core   +1 more source

Development stages of the "rope" human intestinal parasite [PDF]

open access: yesarXiv, 2013
This paper describes the five development stages of the rope worm, which could be human parasite. Rope worms have been discovered as a result of cleansing enemas. Thousands or people have passed the rope worms from all over the World. Adult stages live in human gastro-intestinal tract and are anaerobic.
arxiv  

Design, synthesis and biological evaluation of cycloalkyl arylpyrimidines (CAPYs) as HIV-1 NNRTIs

open access: yes, 2011
A series of 18 cycloalkyl arylpyrimidines (CAPYs) were designed from lead compounds diarylpyrimidines (DAPYs), synthesized and evaluated for in vitro anti-HIV activity.
Christophe Pannecouque   +8 more
core   +1 more source

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