Results 11 to 20 of about 265,737 (174)

The timing of the formation and usage of replicase clusters in S-phase nuclei of human diploid fibroblasts [PDF]

open access: yes, 1991
The sites of nascent DNA synthesis were compared with the distribution of the proliferating cell nuclear antigen (PCNA) in S-phase nuclei of human diploid fibroblasts (HDF) by two in vitro techniques.
Kill, IR   +4 more
core   +6 more sources

Internal iamin structures within G1 nuclei of human dermal fibroblasts [PDF]

open access: yes, 1993
The nuclear lamina is a mesh-like network of fibres subjacent to the inner nuclear membrane that is believed to be involved in the specific spatial reorganisation of chromatin after mitosis.
Kill, IR   +3 more
core   +6 more sources

Saharan dust and ice nuclei over Central Europe [PDF]

open access: yes, 2010
Surface measurements of aerosol and ice nuclei (IN) at a Central European mountain site during an episode of dust transport from the Sahara are presented.
B. Nillius   +21 more
core   +2 more sources

Three-dimensional maps of all chromosomes in human male fibroblast nuclei and prometaphase rosettes [PDF]

open access: yes, 2005
Studies of higher-order chromatin arrangements are an essential part of ongoing attempts to explore changes in epigenome structure and their functional implications during development and cell differentiation.
Kreth Gregor   +54 more
core   +1 more source

Atmospheric ice nuclei in the Eyjafjallajökull volcanic ash plume [PDF]

open access: yes, 2011
Explosive volcanism affects weather and climate. Primary volcanic ash particles which act as ice nuclei (IN) can modify the phase and properties of cold tropospheric clouds.
B. Nillius   +29 more
core   +2 more sources

Non-random chromosome positioning in mammalian sperm nuclei, with migration of the sex chromosomes during late spermatogenesis. [PDF]

open access: yes, 2005
Chromosomes are highly organized and compartmentalized in cell nuclei. The analysis of their position is a powerful way to monitor genome organization in different cell types and states.
Foster, H   +7 more
core   +1 more source

New methods and applications in solid-state NMR spectroscopy of quadrupolar nuclei [PDF]

open access: yes, 2014
The authors acknowledge the EPSRC for the award of a studentship to S.S. Accepted Oct 8th 2014Solid-state nuclear magnetic resonance (NMR) spectroscopy has long been established as offering unique atomic-scale and element-specific insight into the ...
Ashbrook, Sharon E, Sneddon, Scott
core   +1 more source

Variation of hadron masses in finite nuclei [PDF]

open access: yes, 1997
The quark-meson coupling model, based on a mean-field description of nonoverlapping nucleon bags bound by the self-consistent exchange of σ, ω, and ρ mesons, is extended to investigate the change of hadron properties in finite nuclei.
Tsushima, K., Thomas, A., Saito, K.
core   +1 more source

Differences of size and shape of active and inactive X-chromosome domains in human amniotic fluid cell nuclei [PDF]

open access: yes, 1993
It is a widely held belief that the inactive X-chromosome (Xi) in female cell nuclei is strongly condensed as compared to the largely decondensed active X-chromosome (Xa).
Cremer, Thomas   +11 more
core   +1 more source

Descending pathways from hypothalamus to dorsal motor vagus and ambiguus nuclei in the rat [PDF]

open access: yes, 1984
The anatomical pathways between the hypothalamus and cell groups of the lower medulla that are involved in the neural control of endocrine pancreas activity were investigated.
KUIPERS, F   +9 more
core   +1 more source

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