Results 41 to 50 of about 5,369 (216)

Melanosomes or microbes: Testing an alternative hypothesis for the origin of microbodies in fossil feathers [PDF]

open access: yes, 2014
Microbodies associated with fossil feathers, originally attributed to microbial biofilm, have been reinterpreted as melanosomes: pigment-containing, eukaryotic organelles.
Johnson, EA   +6 more
core   +1 more source

Production of functionally active Penicillium chrysogenum isopenicillin N synthase in the yeast Hansenula polymorpha

open access: yesBMC Biotechnology, 2008
Background β-Lactams like penicillin and cephalosporin are among the oldest known antibiotics used against bacterial infections. Industrially, penicillin is produced by the filamentous fungus Penicillium chrysogenum.
Veenhuis Marten   +5 more
doaj   +1 more source

Hepatotrophic effects of FK506 in dogs [PDF]

open access: yes, 1991
Portacaval shunt (Eck fistula) in dogs causes hepato- cyte atrophy and organelle disruption, as well as tripling of hepatocyte mitoses. After submitting dogs to this pro-cedure, FK506 was infused into the tied-off left portal vein.
Francavilla, A   +5 more
core   +1 more source

Refurbishing the marine parasitoid order Pirsoniales with newly (re)described marine and freshwater free-living predators. [PDF]

open access: yesJ Eukaryot Microbiol
Abstract Pirsoniales is a stramenopile order composed of marine parasitoids of diatoms with unique life cycle. Until recently, a single genus, Pirsonia, uniting six species, was known. The recent identification of new free‐living eukaryotrophic Pirsoniales Pirsonia chemainus, Feodosia pseudopoda, and Koktebelia satura changed our understanding of this ...
Prokina KI   +5 more
europepmc   +2 more sources

Strategies of subcellular fractionation suitable for analysis of peroxisomes and microperoxisomes of animal tissues. [PDF]

open access: yes, 1983
Strategies of subcellular fractionation are reviewed from the perspective of their utility in the analysis of peroxisomes. The considerable potential inherant in the method of rate dependent banding In zonal rotors is emphasized.
Connock, M.J., Temple, Norman J.
core   +1 more source

Molecular cloning and transcriptional activity of a new Petunia calreticulin gene involved in pistil transmitting tract maturation, progamic phase, and double fertilization [PDF]

open access: yes, 2013
Calreticulin (CRT) is a highly conserved and ubiquitously expressed Ca2+-binding protein in multicellular eukaryotes. As an endoplasmic reticulum-resident protein, CRT plays a key role in many cellular processes including Ca2+ storage and release ...
A Christensen   +59 more
core   +2 more sources

Microbodies: peroxisomes and glyoxysomes. [PDF]

open access: yesThe Journal of cell biology, 1981
Microbodies were first reported at the ultrastructural level in the proximal convoluted tubule ofmouse kidney by Rhodin in 1954 (1) and in hepatic parenchymal cells by Rouiller and Bernhard in 1956 (2) at about the time The Journal of Cell Biology was established .
N E, Tolbert, E, Essner
openaire   +2 more sources

The Role of RANBP3L in Pan‐Cancer With Its Significance in Hepatocellular Carcinoma

open access: yesCancer Reports, Volume 9, Issue 1, January 2026.
ABSTRACT Background RAN binding protein 3‐like (RANBP3L), a member of the Ran‐binding protein family, has been linked to various cellular functions, but the role in cancer remains underexplored. In this research, we assessed the diagnostic and prognostic value of RANBP3L in pan‐cancer, especially in liver hepatocellular carcinoma (LIHC).
Beini Cen, Jie Li, Chao Wang
wiley   +1 more source

Exploring and Validating the Molecular Mechanisms Linking Fatty Acid Metabolism and Sarcopenia

open access: yesIET Systems Biology, Volume 20, Issue 1, January/December 2026.
This study provides reference for fatty acid metabolism related potential candidate genes for sarcopenia and initially creates an effective machine learning models for further investigating the direction of the mechanism level. ABSTRACT Sarcopenia is an ageing‐related disease characterised primarily by skeletal muscle functional decline.
Ruopeng Yang, Shan Gu, Yang Li, Ping Xia
wiley   +1 more source

Global Stress Responses Identify the Functionally Divergent Regulators Required for Candida auris Commensalism and Pathogenicity

open access: yesExploration, Volume 5, Issue 6, December 2025.
Candida auris is an emerging multidrug‐resistant fungal pathogen that poses a serious global health threat. In our study, we comprehensively delineate both the pan‐genomic and transcriptomic features of C. auris. Intriguingly, our findings reveal an unexpected alkaline pH‐dependent regulation required for C. auris virulence and commensalism mediated by
Chaoyue Xu   +30 more
wiley   +1 more source

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