Results 51 to 60 of about 25,572 (194)

Improvement of the Pharmacological Properties of Maize RIP by Cysteine-Specific PEGylation

open access: yesToxins, 2016
To improve the pharmacological properties of maize ribosome-inactivating protein (maize RIP) for targeting HIV-infected cells, the previously engineered TAT-fused active form of maize RIP (MOD) was further engineered for cysteine-directed PEGylation.
Ka-Yee Au   +4 more
doaj   +1 more source

Insights into the mechanism of cell death induced by saporin delivered into cancer cells by an antibody fusion protein targeting the transferrin receptor 1 [PDF]

open access: yes, 2012
We previously developed an antibody-avidin fusion protein (ch128.1Av) that targets the human transferrin receptor 1 (TfR1) and exhibits direct cytotoxicity against malignant B cells in an iron-dependent manner. ch128.1Av is also a delivery system and its
Casero, David   +9 more
core   +2 more sources

Avoiding chromosome pathology when replication forks collide [PDF]

open access: yes, 2013
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2013 Macmillan Publishers Limited.Chromosome duplication normally initiates through the assembly of replication fork complexes at defined ...
Lloyd, RG   +3 more
core   +1 more source

Ribosome inactivation by Escherichia coli GTPase RsgA inhibits T4 phage

open access: yesFrontiers in Microbiology, 2023
IntroductionBacteria must combat phages, and myriad bacterial anti-phage systems have been discovered that reduce host metabolism, for example, by depleting energetic compounds like ATP and NAD+. Hence, these systems indirectly inhibit protein production.
Laura Fernández-García   +3 more
doaj   +1 more source

Inducible antiviral activity and rapid production of the Ribosome-Inactivating Protein I from Phytolacca heterotepala in tobacco

open access: yes, 2008
We studied the in vitro and in planta antiviral activity of the PhRIP I, a type 1 Ribosome-Inactivating Protein originally purified from leaves of the Phytolacca heterotepala.
ANTIMO DI MARO   +6 more
core   +1 more source

Involvement of loops 2 and 3 of alpha-sarcin on its ribotoxic activity [PDF]

open access: yes, 2015
Ribotoxins are a family of fungal ribosome-inactivating proteins displaying highly specific ribonucleolytic activity against the sarcin/ricin loop (SRL) of the larger rRNA, with a-sarcin as its best-characterized member.
Castaño Rodríguez, Carlos   +7 more
core   +1 more source

Lectin domains at the frontiers of plant defense [PDF]

open access: yes, 2014
Plants are under constant attack from pathogens and herbivorous insects. To protect and defend themselves, plants evolved a multi-layered surveillance system, known as the innate immune system.
Lannoo, Nausicaä, Van Damme, Els
core   +2 more sources

A Novel Cysteine Protease from Phytolacca americana Cleaves Pokeweed Antiviral Protein Generating Bioactive Fragments

open access: yesPlants
The apoplast is often the first point of contact between plant cells and invading pathogens, serving as an important site for defense signaling. Pokeweed antiviral protein (PAP), a ribosome-inactivating protein from Phytolacca americana (pokeweed), is ...
Annabelle Audet   +2 more
doaj   +1 more source

A Monoclonal–Monoclonal Antibody Based Capture ELISA for Abrin

open access: yesToxins, 2017
Abrin, one of the most highly potent toxins in the world, is derived from the plant, Abrus precatorius. Because of its high toxicity, it poses potential bioterror risks.
Christina C. Tam   +5 more
doaj   +1 more source

Characterization of a new toxin from the entomopathogenic fungus Metarhizium anisopliae: the ribotoxin anisoplin [PDF]

open access: yes, 2016
Metarhizium anisopliae is an entomopathogenic fungus relevant in biotechnology with applications like malaria vector control. Studies of its virulence factors are therefore of great interest.
Budia, Flor   +5 more
core   +2 more sources

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