Results 11 to 20 of about 186,549 (302)

Targeting MCF-7 Cell Line by Listeriolysin O Pore Forming Toxin Fusion with AHNP Targeted Peptide [PDF]

open access: yesAdvanced Biomedical Research, 2019
Background: Tumor-targeting peptides are attracting subjects in cancer therapy. These peptides, which are widely studied, deliver therapeutic agents to the specific sites of tumors.
Gholamreza Fotoohi-Ardakani   +4 more
doaj   +2 more sources

Cyanobacterial Toxins and Peptides in Lake Vegoritis, Greece [PDF]

open access: yesToxins, 2021
Cyanotoxins (CTs) produced by cyanobacteria in surface freshwater are a major threat for public health and aquatic ecosystems. Cyanobacteria can also produce a wide variety of other understudied bioactive metabolites such as oligopeptides microginins (MGs), aeruginosins (AERs), aeruginosamides (AEGs) and anabaenopeptins (APs). This study reports on the
Sevasti-Kiriaki Zervou   +8 more
openaire   +3 more sources

A new theraphosid spider toxin causes early insect cell death by necrosis when expressed in vitro during recombinant baculovirus infection. [PDF]

open access: yesPLoS ONE, 2013
Baculoviruses are the most studied insect viruses in the world and are used for biological control of agricultural and forest insect pests. They are also used as versatile vectors for expression of heterologous proteins.
Daniel Mendes Pereira Ardisson-Araújo   +4 more
doaj   +1 more source

Tethered peptide toxins for ion channels

open access: yes, 2021
In this method paper, we describe protocols for using membrane-tethered peptide toxins (T-toxins) to study the structure/function and biophysics of toxin-channel interactions with two-electrode voltage clamp (TEVC). Here, we show how T-toxins can be used to determine toxin equilibrium affinity, to quantify toxin surface level by enzyme-linked ...
Zhao, Ruiming, Goldstein, Steve AN
openaire   +4 more sources

A novel Kv1.1 potassium channel blocking toxin from the venom of Palamneus gravimanus (Indian black scorpion)

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2005
A peptide toxin was isolated from the venom of Palamneus gravimanus, the Indian black scorpion, to block human Kv1.1 channels expressed in Xenopus laevis oocytes.
S. S. More   +4 more
doaj   +1 more source

Identification of Novel Toxin Genes from the Stinging Nettle Caterpillar Parasa lepida (Cramer, 1799): Insights into the Evolution of Lepidoptera Toxins

open access: yesInsects, 2021
Many animal species can produce venom for defense, predation, and competition. The venom usually contains diverse peptide and protein toxins, including neurotoxins, proteolytic enzymes, protease inhibitors, and allergens.
Natrada Mitpuangchon   +3 more
doaj   +1 more source

Peptides as toxins/defensins [PDF]

open access: yesAmino Acids, 2010
Sao Paulo State Univ, UNESP, Inst Biosci Rio Claro, Dept Biol,Ctr Study Social Insects CEIS, BR-13506900 Rio Claro, SP ...
openaire   +3 more sources

Constitutive expression of Vr-ERE gene in transformed grapevines confers enhanced resistance to eutypine, a toxin from Eutypa lata [PDF]

open access: yes, 2003
Eutypine (4-hydroxy-3-[3-methyl-3-butene-1-ynyl] benzaldehyde) is a toxin produced by Eutypa lata , the causal agent of eutypa dieback of grapevines.
Bouquet, Alain   +23 more
core   +1 more source

Characterization and evaluation of the enzymatic activity of tetanus toxin submitted to cobalt-60 gamma radiation [PDF]

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2021
Background Tetanus toxin blocks the release of the inhibitory neurotransmitters in the central nervous system and causes tetanus and its main form of prevention is through vaccination.
Giselle Pacifico Sartori   +7 more
doaj   +1 more source

Peptide Toxins in Solitary Wasp Venoms [PDF]

open access: yesToxins, 2016
Solitary wasps paralyze insects or spiders with stinging venom and feed the paralyzed preys to their larva. Accordingly, the venoms should contain a variety of constituents acting on nervous systems. However, only a few solitary wasp venoms have been chemically studied despite thousands of species inhabiting the planet.
Katsuhiro Konno   +2 more
openaire   +3 more sources

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