Results 81 to 90 of about 4,192,823 (318)

Macroscopic and microscopic approaches for identification of fungi from plant soil of Cameron Highlands [PDF]

open access: yes, 2014
There were seven cultures of fungi isolated from vegetable soil in Cameroon Highlands. In this research project, two techniques have been used for the identification purpose, which are macroscopic and microscopic morphology approaches to identify the ...
Mohammad Nawawi, Norazah   +1 more
core  

Microscopic Model of Cuprate Superconductivity

open access: yes, 2010
We present a model for cuprate superconductivity based on the identification of an experimentally detected "local superconductor" as a charge 2 fermion pairing in a circular, stationary density wave.
March, N. H., Squire, R. H.
core   +1 more source

Late cutaneous schistosomiasis representing an isolated skin manifestation of Schistosoma mansoni infection [PDF]

open access: yes, 2000
Ectopic late cutaneous schistosomiasis is usually preceded or accompanied by visceral schistosomiasis infection. Our patient presented the very rare case of late cutaneous schistosomiasis as an isolated skin manifestation.
Kick, G.   +2 more
core   +1 more source

Application of X-ray Diffraction, X-ray Fluorescence Spectrometry and Electron Microprobe in the Identification of Basalt

open access: yesYankuang ceshi, 2015
Basalt identification is usually performed by microscope, so the appraisal results are easily influenced by personal professional level and subjective factors.
XU Nai-cen, SHEN Jia-lin, ZHANG Jing
doaj   +1 more source

Phylogenetic identification and in situ detection of individual microbial cells without cultivation.

open access: yesMicrobiological reviews, 1995
The frequent discrepancy between direct microscopic counts and numbers of culturable bacteria from environmental samples is just one of several indications that we currently know only a minor part of the diversity of microorganisms in nature.
R. Amann, W. Ludwig, K. Schleifer
semanticscholar   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

On the Landau-Ginzburg description of Boundary CFTs and special Lagrangian submanifolds [PDF]

open access: yes, 2000
We consider Landau-Ginzburg (LG) models with boundary conditions preserving A-type N=2 supersymmetry. We show the equivalence of a linear class of boundary conditions in the LG model to a particular class of boundary states in the corresponding CFT by an
Govindarajan, Suresh, Jayaraman, T.
core   +2 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Electron microscopic identification of the yeast spliceosome. [PDF]

open access: yesThe EMBO Journal, 1988
We have partially purified the yeast spliceosome by differential sedimentation in glycerol gradients. By electron microscopy we have identified a particle in these fractions that is the spliceosome. In 100 mM KCl buffer, the yeast spliceosome is an ovoid disc with the dimensions of 20 x 23.5 nm with a central indentation.
M W, Clark, S, Goelz, J, Abelson
openaire   +2 more sources

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

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