Results 81 to 90 of about 446,559 (292)

Morphology and molecules reveal unexpected cryptic diversity in the enigmatic genus Sinobirma Bryk, 1944 (Lepidoptera: Saturniidae) [PDF]

open access: yes, 2012
The wild silkmoth genus Sinobirma Bryk, 1944 is a poorly known monotypic taxon from the eastern end of the Himalaya Range. It was convincingly proposed to be closely related to some members of an exclusively Afro-tropical group of Saturniidae, but its ...
Stefan Naumann (134290)   +9 more
core   +1 more source

Digital Characterization of Clinical Subtypes of Oral Lichen Planus by Means of a Semi-Automated Morphometric Analysis: A Retrospective Observational Study

open access: yesDiagnostics
Background: Oral lichen planus (OLP) is a chronic inflammatory disease of unknown etiology. Its clinical and histopathological diagnosis remains challenging due to the variability of its manifestations and the subjectivity involved in interpretation ...
Keren Martí De Gea   +2 more
doaj   +1 more source

A study of morphology of cataract in western India

open access: yesJournal of Clinical Ophthalmology and Research, 2015
Background: Population-based studies of lens opacity have suggested that the distribution of lens opacity types may differ between races. We report the prevalence of the different types of age-related cataract based on the LOCS III (Lens opacification ...
Seema Dutt Bandhu   +3 more
doaj   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

The cell morphology and nuclear morphology of Balb/c cells after 11 weeks PF-EMF exposure. [PDF]

open access: yes, 2015
The cell morphology and nuclear morphology of Balb/c cells after 11 weeks PF-EMF exposure.
Guang-Zhou An (693719)   +9 more
core   +1 more source

Heterozygous loss‐of‐function alleles associate the conserved 3′‐5′ exoribonuclease EXOSC10 with hypersensitivity to the anticancer drug 5‐fluorouracil

open access: yesMolecular Oncology, EarlyView.
EXOSC10, an essential nuclear RNA exosome‐associated 3′‐5′ exoribonuclease, is inhibited by the anticancer drug 5‐fluorouracil (5‐FU), and EXOSC10 depletion increases 5‐FU sensitivity. The colon‐cancer variant EXOSC10S402T, located in a proteolysis motif, is stable and nuclear but nonfunctional in vivo.
Radhika Sain   +10 more
wiley   +1 more source

Transformation of nuclear morphology during cellular maturation. [PDF]

open access: yes, 1979
Using in vivo labeling of mouse leukocytes with tritiated thymidine, cells in the neutrophilic series were studied to determine the change in their nuclear shape as a function of maturation level. Several morphologic shape parameters including perimeter
J S Lee, J M Teich, S E Sher, I T Young
core   +1 more source

The Novel Nuclear Envelope Protein KAKU4 Modulates Nuclear Morphology inArabidopsis  [PDF]

open access: yesThe Plant Cell, 2014
AbstractIn animals, the nuclear lamina is a fibrillar meshwork on the inner surface of the nuclear envelope, composed of coiled-coil lamin proteins and lamin binding membrane proteins. Plants also have a meshwork on the inner surface of the nuclear envelope, but little is known about its composition other than the presence of members of the CROWDED ...
Chieko, Goto   +4 more
openaire   +2 more sources

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