Results 51 to 60 of about 2,540 (182)

An electron microscope study of liver cell in carbon tetrachloride intoxication, significance of "opaque area" [PDF]

open access: yes, 1961
Electron microscope study on the rat liver cells of carbon tetrachloride poisoning has been reported. Observations have been made on the osmic fixed tissue sections obtained from the liver at early stages of poisoning, 5 to 22 hours after carbon ...
Seno, Satimaru, Haba, Kyoichi
core   +1 more source

NEW OBSERVATIONS ON MICROBODIES [PDF]

open access: yesThe Journal of Cell Biology, 1970
The liver of male rats has been studied after CPIB stimulation by using the peroxidase reaction for localizing catalase in hepatic cells. CPIB administration leads to an increase in the number of microbodies, and it is suggested that one mechanism by which microbody proliferation occurs is a process of fragmentation or budding from preexisting ...
P G, Legg, R L, Wood
openaire   +2 more sources

Streamline Protocol for Arabidopsis Apoplastic Fluid Isolation Enables a Detailed Proteomic View of the Plant Extracellular Space

open access: yesPlant Direct, Volume 9, Issue 7, July 2025.
ABSTRACT The apoplastic space surrounding plant cells, encompassing the cell wall matrix, extracellular spaces, and xylem, is one of the least understood compartments within plant tissues due to its lack of limiting membranes and its unavoidable damage upon tissue homogenization. Using a streamlined vacuum‐infiltration/centrifugation protocol to enrich
Kuo‐En Chen   +2 more
wiley   +1 more source

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.
Moyer, AE   +13 more
core   +1 more source

V‐ATPases and amino acid catabolism are strongly disturbed in the roots of autophagy mutants in Arabidopsis, impacting water use efficiency and tricarboxylic acid metabolism

open access: yesThe Plant Journal, Volume 123, Issue 2, July 2025.
Significance Statement This study reveals that V‐ATPases were less abundant in the roots of autophagy mutants than in wild type. This V‐ATPases deficit, associated with lower root water contents and lower nitrate, magnesium, and potassium concentrations, indicates that disturbance of cellular ion and water management in autophagy mutants was likely ...
Maxence James   +7 more
wiley   +1 more source

Comparative Transcriptomic Analysis of AtBBX29 Transgenic and Wild Type Sugarcane Exposed to Drought Stress

open access: yesPhysiologia Plantarum, Volume 177, Issue 3, May/June 2025.
ABSTRACT Previously, we produced drought‐tolerant transgenic sugarcane plants that overexpressed the AtBBX29 gene, which encodes a transcription factor (TF) B‐box protein. These plants displayed delayed senescence, were able to maintain photosynthesis, and accumulated high levels of antioxidants and osmolytes when exposed to water deficit stress ...
Christell van der Vyver   +3 more
wiley   +1 more source

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

Cobalt Single‐Atom Intercalation in Molybdenum Disulfide Enhances Piezocatalytic and Enzyodynamic Activities for Advanced Cancer Therapeutics

open access: yesAdvanced Science, Volume 12, Issue 14, April 10, 2025.
The single‐atom doped molybdenum disulfide piezocatalyst markedly enhances both piezoelectric and enzyme‐mimicking activities, accelerating glutathione depletion. It induces mitochondrial dysfunction and cell cycle arrest, ultimately driving apoptosis while inactivating glutathione peroxidase 4 to initiate ferroptosis.
Haomiao Bai   +8 more
wiley   +1 more source

A COMPARATIVE CYTOCHEMICAL STUDY OF MICROBODIES (PEROXISOMES) IN GREAT ALVEOLAR CELLS OF RODENTS, RABBIT AND MONKEY

open access: yes, 1972
Lungs from rodents, lagomorphs and primates were briefly fixed in purified glutaraldehyde and incubated with diaminobenzidene and peroxide at pH 7.6 for the demonstration of peroxidase activity and at pH 9.0 for the demonstration of peroxidatic activity
EVELINE E. SCHNEEBERGER
core   +1 more source

Glyoxysomal malate synthetase is specifically degraded in microbodies during greening of pumpkin cotyledons [PDF]

open access: yes, 1989
A cDNA clone (pKMS: insert, 1.9 kbp) for glyoxysomal malate synthase was prepared from a cDNA library constructed by poly(A)+ RNA from etiolated pumpkin cotyledons and was recombined into the in vitro transcription plasmid, Bluescript.
Nishimura, Mikio   +3 more
core   +1 more source

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