Results 41 to 50 of about 2,500 (188)

Chemically Modified Hemocyanins with Enhanced Antibreast Cancer Activities

open access: yesProceedings, 2019
Some cancer cells hyperexpress folate receptors (FR); therefore, folate-derivatized deliverysystems are applied for a selective delivery of chemotherapeutics. [...]
Maya Guncheva   +3 more
doaj   +1 more source

Extreme thermostability of tarantula hemocyanin [PDF]

open access: yesFEBS Letters, 1995
Biotops with extreme temperatures such as deserts force animals to avoid or escape high temperatures by biochemical, behavioural or morphological adaptation. In this context we tested the resistance to heat of the oxygen carrier hemocyanin from the ancient tarantula Eurypelma californicum, which is found in arid zones of North America.
Sterner, Reinhard   +6 more
openaire   +2 more sources

Evolutionary patterns and structural divergence of CENH3 in legumes: Implications for haploid induction breeding

open access: yesGrassland Research, EarlyView.
From structure to application: evolutionary insights and genome editing strategies for CENH3‐mediated haploid induction in legumes. Abstract Background The centromeric histone variant CENH3 is crucial for chromosome segregation and haploid induction in plants, yet its evolutionary patterns in legumes remain poorly characterized. Methods We investigated
Jialiang Zhou, Kai Wang
wiley   +1 more source

Tyrosinase Inhibitor Activity of Coumarin-Resveratrol Hybrids [PDF]

open access: yes, 2009
In the present work we report on the contribution of the coumarin moiety to tyrosinase inhibition. Coumarin-resveratrol hybrids 1-8 have been resynthesized to investigate the structure-activity relationships and the IC50 values of these compounds were
CORDA M   +9 more
core   +1 more source

Sublethal effects of acaricides and Nosema ceranae infection on immune related gene expression in honeybees [PDF]

open access: yes, 2016
Nosema ceranae is an obligate intracellular parasite and the etiologic agent of Nosemosis that affects honeybees. Beside the stress caused by this pathogen, honeybee colonies are exposed to pesticides under beekeeper intervention, such as acaricides to ...
Antúnez, karina   +8 more
core   +6 more sources

Tarantula Hemocyanin Shows Phenoloxidase Activity [PDF]

open access: yesJournal of Biological Chemistry, 1998
An enzyme generally catalyzes one well defined reaction with high specificity and efficiency. We report here in contrast that the copper protein hemocyanin of the tarantula Eurypelma californicum exhibits two different functions. These occur at the same active site.
H, Decker, T, Rimke
openaire   +2 more sources

Preclinical advances in antibodies against N‐terminal Aβ4‐x species for Alzheimer's disease and cerebral amyloid angiopathy

open access: yesIbrain, EarlyView.
This review provides an update on monoclonal and polyclonal antibodies developed to specifically target amyloid beta (Aβ) truncated species starting at residue phenylalanine 4 (Aβ4‐x) in Alzheimer's disease and cerebral amyloid angiopathy preclinical studies (in vitro and in vivo models).
Maria Luisa Valle, Donatello Arienzo
wiley   +1 more source

Antitumour activity of Helix hemocyanin against bladder carcinoma permanent cell lines

open access: yesBiotechnology & Biotechnological Equipment, 2019
Hemocyanins are oxygen-transporting glycoproteins in molluscs and arthropods. In this study, we assayed the biomacromolecules from the molluscs Helix lucorum (HlH), Rapana venosa (RvH) and Megatura crenulata (KLH) including their functional units (FUs ...
Aleksandar Dolashki   +7 more
doaj   +1 more source

Diversity, evolution, and function of myriapod hemocyanins

open access: yesBMC Evolutionary Biology, 2018
Background Hemocyanin transports O2 in the hemolymph of many arthropod species. Such respiratory proteins have long been considered unnecessary in Myriapoda. As a result, the presence of hemocyanin in Myriapoda has long been overlooked.
Samantha Scherbaum   +4 more
doaj   +1 more source

Regulatory mechanisms of reproduction in locusts and grasshoppers

open access: yesNew Plant Protection, EarlyView.
Regulatory networks composed of numerous coding and noncoding genes play crucial roles in the reproduction of locusts and grasshoppers. This review integrates mechanistic advances in reproductive regulation, highlighting environmentally adaptive pathways and providing prospective targets for eco‐friendly pesticides.
Jing He, Jiliang Wang, Xinran Wang
wiley   +1 more source

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