Results 91 to 100 of about 47,596 (285)

Analysis of Dictyostelium discoideum Inositol Pyrophosphate Metabolism by Gel Electrophoresis

open access: yesPLoS ONE, 2014
The social amoeba Dictyostelium discoideum was instrumental in the discovery and early characterization of inositol pyrophosphates, a class of molecules possessing highly-energetic pyrophosphate bonds.
F. Pisani   +5 more
semanticscholar   +1 more source

A New Classification Framework to Understand Evolutionary Transitions in Individuality

open access: yesBioEssays, Volume 48, Issue 1, January 2026.
Classifying biological entities based on whether and how the two fundamental aspects physiological and evolutionary components are represented yields six types of structural organization. The resulting framework allows to compare different forms of organization, and, in this way, provides insight into the evolutionary processes giving rise to these ...
Saskia Wilmsen, Christian Kost
wiley   +1 more source

The Evolutionary Reorganization of Ontogeny and Origin of Multicellularity [PDF]

open access: yes, 2010
The formation of morphogenetic mechanisms during emergence of multicellularity is discussed in this ...
Dovgal, I. V.
core   +1 more source

Efecto de fructosa 2,6-bifosfato sobre fosfofructokinasa y fructosa 1,6- bifosfatasa de Dictyostelium discoideum en fase de crecimiento y de diferenciación

open access: yesActa Agronómica, 1990
Se determinaron los parámetros cinéticos y el efecto de fructosa 2,6-bifosfato sobre fosfofructokinasa (PFK) y fructosa 1,6-bifosfatasa (FBP-asa) parcialmente purificadas, obtenidas de homogenados de células vegetativas y diferenciadas de Dictyostelium ...
Ospina G. Blanca Lucía
doaj  

Detection and characterisation of NAD(P)H-diaphorase activity in Dictyostelium discoideum cells (Protozoa)

open access: yesEuropean Journal of Histochemistry, 2012
In Dictyostelium discoideum (D. discoideum), compounds generating nitric oxide (NO) inhibit its aggregation and differentiation without altering cyclic guanosine monophosphate (cGMP) production.
A. Amaroli, M.G. Chessa
doaj   +1 more source

Symbiotic bacteria, immune-like sentinel cells, and the response to pathogens in a social amoeba

open access: yesRoyal Society Open Science, 2023
Some endosymbionts living within a host must modulate their hosts' immune systems in order to infect and persist. We studied the effect of a bacterial endosymbiont on a facultatively multicellular social amoeba host.
Trey J. Scott   +5 more
doaj   +1 more source

Loss of Cln3 Function in the Social Amoeba Dictyostelium discoideum Causes Pleiotropic Effects That Are Rescued by Human CLN3

open access: yesPLoS ONE, 2014
The neuronal ceroid lipofuscinoses (NCL) are a group of inherited, severe neurodegenerative disorders also known as Batten disease. Juvenile NCL (JNCL) is caused by recessive loss-of-function mutations in CLN3, which encodes a transmembrane protein that ...
R. Huber, Michael A. Myre, S. Cotman
semanticscholar   +1 more source

Structure of the disulfide‐rich modules of a striking tandem repeat protein, avian cysteine‐rich eggshell membrane protein

open access: yesProtein Science, Volume 35, Issue 1, January 2026.
Abstract Avian eggshell membrane (ESM) is fabricated within the isthmus region of the oviduct and is comprised of three juxtaposed, predominantly proteinaceous layers lying between egg white and the calcified shell. The limiting membrane is less than 0.5 μm in thickness and forms the osmotic barrier for the egg. This first layer provides the foundation
Somayeh Zeinalilathori   +6 more
wiley   +1 more source

Localization of actin in Dictyostelium amebas by immunofluorescence [PDF]

open access: yes, 1977
Antibody prepared against avian smooth muscle actin has been used to localize actin in the slime mold, Dictyostelium discoideum. The distribution of actin in migrating cells is different from that in feeding cells.
Eckert, Barry S., Lazarides, Elias
core   +2 more sources

Eine Perspektive zu interdisziplinären Ansätzen in der Chemotaxis(forschung)

open access: yesAngewandte Chemie, Volume 137, Issue 47, November 17, 2025.
Chemotaxis ist die Bewegung individueller Agenten hin zu oder weg von einem chemischen Stimulus. Dieses Phänomen wird in den verschiedensten Fachbereichen untersucht, von Biologie hin zu Physik und auch im Ingenieurwesen. Dieses Perspektivpapier zielt darauf ab, neue Entwicklungen im Feld darzustellen und die Vereinheitlichung von Terminologie zu ...
Juliane Simmchen   +18 more
wiley   +1 more source

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