Results 21 to 30 of about 1,854 (151)

Inhibition of herpes simplex virus DNA synthesis by pokeweed antiviral protein [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1983
Pokeweed antiviral protein at a concentration of 3 microM inhibited both the synthesis and release of infectious herpes simplex virus type 1 in cell culture by 90 and 99%, respectively. Addition of pokeweed antiviral protein to Vero cell monolayers before virus infection was 10 to 15% more effective in reducing virus yields than was the simultaneous ...
G J, Teltow, J D, Irvin, G M, Aron
openaire   +2 more sources

Pokeweed Antiviral Protein Inhibits Brome Mosaic Virus Replication in Plant Cells [PDF]

open access: yesJournal of Biological Chemistry, 2005
Pokeweed antiviral protein (PAP) is a ribosome-inactivating protein isolated from the pokeweed plant (Phytolacca americana) that inhibits the proliferation of several plant and animal viruses. We have shown previously that PAP and nontoxic mutants of PAP can directly depurinate brome mosaic virus (BMV) RNA in vitro, resulting in reduced viral protein ...
Daniel, Picard   +2 more
openaire   +2 more sources

Dianthin and Its Potential in Targeted Tumor Therapies [PDF]

open access: yes, 2019
Dianthin enzymes belong to ribosome-inactivating proteins (RIPs) of type 1, i.e., they only consist of a catalytic domain and do not have a cell binding moiety.
Fuchs, Hendrik
core   +1 more source

Modeling and Alanine Scanning Mutagenesis Studies of Recombinant Pokeweed Antiviral Protein [PDF]

open access: yesJournal of Biological Chemistry, 2000
The Phytolacca americana-derived naturally occurring ribosome inhibitory protein pokeweed antiviral protein (PAP) is an N-glycosidase that catalytically removes a specific adenine residue from the stem loop of ribosomal RNA. We have employed molecular modeling studies using a novel model of PAP-RNA complexes and site-directed mutagenesis combined with ...
F, Rajamohan   +3 more
openaire   +2 more sources

Cytokine and immunoglobulin production by PWM-stimulated peripheral and tumor-infiltrating lymphocytes of undifferentiated nasopharyngeal carcinoma (NPC) patients [PDF]

open access: yes, 2004
Background Undifferentiated Nasopharyngeal Carcinoma (NPC) patients show a characteristic pattern of antibody responses to the Epstein-Barr virus (EBV) which is regularly associated with this tumor.
Lilia Fliss-Jaber   +41 more
core   +2 more sources

Identification of a biological inactive complex form of pokeweed antiviral protein [PDF]

open access: yesFEBS Letters, 1997
Pokeweed antiviral protein (PAP) inactivates both eukaryotic and prokaryotic ribosomes via a specific depurination of rRNA. The sensitivity of pokeweed ribosomes to PAP implies the existence of a mechanism to protect the plant. Using monoclonal antibodies specific to PAP, a protein complex (PAPi) which contained PAP was identified in leaf extract.
Desvoyes, Bénédicte   +5 more
openaire   +2 more sources

Inhibition of herpes simplex virus multiplication by the pokeweed antiviral protein [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1980
The pokeweed antiviral protein inhibited the multiplication of herpes simplex virus type 1 in cell culture. The extent of antiviral activity was proportional to the length of time that the antiviral protein was present postinfection. The results demonstrate that the continued presence of the pokeweed antiviral protein is necessary for the maximum ...
G M, Aron, J D, Irvin
openaire   +2 more sources

Astaxanthin decreased oxidative stress and inflammation and enhanced immune response in humans [PDF]

open access: yes, 2010
Background Astaxanthin modulates immune response, inhibits cancer cell growth, reduces bacterial load and gastric inflammation, and protects against UVA-induced oxidative stress in in vitro and rodent models.
Jean Park   +4 more
core   +2 more sources

A double safety lock tumor-specific device for suicide gene therapy in breast cancer [PDF]

open access: yes, 2020
Producción CientíficaThe complexity and continuous evolution of cancer make the design of novel strategies of treatment a constant challenge in biomedicine.
Arias Vallejo, Francisco Javier   +5 more
core   +2 more sources

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

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