Results 41 to 50 of about 5,962 (213)

Discovery of an Atypical Arp2/3 Complex in Malaria Parasites Sheds New Light on Nuclear Actin

open access: yesCytoskeleton, EarlyView.
ABSTRACT The Arp2/3 complex is a key actin nucleator essential for cytoskeletal dynamics in eukaryotes. Previously believed absent in apicomplexan parasites, we recently identified an atypical Arp2/3 complex in malaria parasites consisting of five divergent subunits and a putative kinetochore‐associated factor.
Franziska Hentzschel   +2 more
wiley   +1 more source

Lethal infection by a previously unrecognised metazoan parasite

open access: yesThe Lancet, 1996
New microbial pathogens or variant clinical manifestations of known organisms may be first found in immunodeficient patients. An HIV-infected man developed a rapidly-enlarging abdominal mass, suggestive of a neoplasm, that subsequently invaded his liver and caused death.
Santamaría-Fríes, Mónica   +4 more
openaire   +3 more sources

Noncanonical Nucleotides in the Genome Around the Maternal‐Zygotic Transition

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
In this paper, Kazzazi et al. provide a comprehensive review of the dynamics of nonconventional nucleotides in the genome during early developmental stages, hypothesizing a potential role for these nucleotides in the activation of the zygotic genome. ABSTRACT From the very moment of fertilization and throughout development, the cells of animal embryos ...
Latifa Kazzazy   +7 more
wiley   +1 more source

The defence reactions of insects to metazoan parasites

open access: yesParasitology, 1963
1. Defence reactions to metazoan parasites have been reported in fourteen orders of insects. The observations are brought together and reviewed in the first part of the paper.2. Examination of the various accounts that have been given shows that blood cells are always involved in insect defence reactions.
openaire   +2 more sources

Metazoan parasites of fishes from Coyuca Lagoon, Guerrero, Mexico

open access: yes, 2007
Violante-González, Juan, Aguirre-Macedo, M. Leopoldina (2007): Metazoan parasites of fishes from Coyuca Lagoon, Guerrero, Mexico. Zootaxa 1531 (1): 39-48, DOI: 10.11646/zootaxa.1531.1.3, URL: https://biotaxa.org/Zootaxa/article/view/zootaxa.1531.1.
Violante-González, Juan   +1 more
core   +1 more source

Land snails can trap trematode cercariae in their shell: Encapsulation as a general response against parasites?

open access: yesParasite, 2023
Terrestrial gastropods are hosts of a wide variety of metazoan parasites and can respond to parasite exposure in various ways. One of these defence mechanisms, the ability to trap parasites in the host shell, was previously thought to apply only against ...
Gérard Claudia   +3 more
doaj   +1 more source

Calpain Proteases and the Evolving Signaling Network in Insect Embryonic Patterning

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
Insect embryonic Dorsal‐Ventral (DV) patterning relies on the BMP and Toll pathways to different extents. Calcium‐dependent cystein proteases of the Calpain family also exert an important function to pattern the DV axis. In Drosophila, Calpain A cleaves the Cactus/IkappaB inhibitor and modifies Toll signals in ventral regions of the embryo. In Rhodnius
Alison Julio, Helena Araujo
wiley   +1 more source

millerse/Canadian-freshwater-fish-and-their-metazoan-parasites: first release

open access: yes, 2017
<p>The first release of the dataset</p ...
Sarah Miller
core   +1 more source

Community ecology of metazoan parasites of the later juvenile common snook Centropomus undecimalis (Osteichthyes: Centropomidae) from the coastal zone of the state of Rio de Janeiro, Brazil

open access: yesBrazilian Journal of Biology
Between April and December 2000, seventy-nine specimens of Centropomus undecimalis from Angra dos Reis, coastal zone of the State of Rio de Janeiro (23º01'S, 44º19'W), Brazil, were necropsied to study their infracommunities of metazoan parasites.
L. E. R. Tavares, J. L. Luque
doaj   +1 more source

Metazoan fauna parasitizing Peckoltia braueri and Pterygoplichthys pardalis (Loricariidae) catfishes from the northeastern Brazilian Amazon [PDF]

open access: yesActa Amazonica, 2017
This study investigated the metazoan parasite fauna in Peckoltia braueri and Pterygoplichthys pardalis from a tributary of the Amazon River system, in northern Brazil. In P.
Adriele Carolina Franco CARDOSO   +3 more
doaj   +1 more source

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