Results 51 to 60 of about 40,055 (282)

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

Chemical structure of polyamines. [PDF]

open access: yes, 2013
Chemical structure of polyamines.
Ayesha Kabir (436717)   +1 more
core   +1 more source

Lipid Nanoparticle Co‐Delivery of mRNA and a Small Molecule Drug for Oral Cancer Chemoimmunotherapy

open access: yesAdvanced Materials, EarlyView.
Co‐encapsulation of p53 mRNA and the small molecule ciclopirox within a lipid nanoparticle yields an all‐in‐one chemoimmunotherapy for oral squamous cell carcinoma. The platform engages caspase‐driven apoptosis in cancer cells while repolarizing tumor‐associated macrophages, achieving tumor reduction in both p53‐susceptible and p53‐resistant models and
Marshall S. Padilla   +15 more
wiley   +1 more source

Polyamines: New Cues in Cellular Signal Transduction [PDF]

open access: yes, 2001
The naturally occurring polyamines putrescine, spermidine, and spermine are involved in signal transduction. This has been demonstrated by using inhibitors for polyamine biosynthesis (such as α-difluoromethylornithine) or adding polyamines to cultured ...
Uriel Bachrach   +2 more
core   +1 more source

Surfactants as a Tool for Coupling Light Into Hydrodynamic Flow: The Influence of Surfactant Hydrophobicity and Head Polarity

open access: yesAdvanced Materials Interfaces, EarlyView.
Reversible light‐induced gradients at solid–liquid interfaces enable controllable interfacial transport via light‐driven diffusioosmosis. We demonstrate directed particle manipulation based on dynamically generated concentration gradients. The mechanism is broadly applicable to cationic, anionic, and non‐ionic surfactants with varying hydrophobicity ...
Maren Umlandt   +3 more
wiley   +1 more source

Exploiting RNA as anticancer target for synthetic polyamines [PDF]

open access: yes, 2012
RNA component is being investigated as a potential target for new antitumor agents (Leland & Raines 2001). Current available technologies used for RNA destruction include approaches that utilize the activity of protein ribonucleases such as antisense ...
M Rosini   +6 more
core  

Polyamines and Their Role in Virus Infection [PDF]

open access: yes, 2017
SUMMARY Polyamines are small, abundant, aliphatic molecules present in all mammalian cells. Within the context of the cell, they play a myriad of roles, from modulating nucleic acid conformation to promoting cellular ...
Michelle E. Olsen   +3 more
core   +1 more source

The capture of host cell’s resources: The role of heat shock proteins and polyamines in SARS-COV-2 (COVID-19) pathway to viral infection

open access: yesBiomolecular Concepts, 2022
The exposure of organisms and cells to unfavorable conditions such as increased temperature, antibiotics, reactive oxygen species, and viruses could lead to protein misfolding and cell death.
Makhoba Xolani Henry, Makumire Stanley
doaj   +1 more source

Resistant Peanut Genotype Reprograms Rhizosphere Metabolism to Enhance Bacterial Wilt Suppression

open access: yesAdvanced Science, EarlyView.
The resistant peanut genotype selectively recruits beneficial bacteria, which coincides with the activation of salicylic acid (SA)‐dependent systemic acquired resistance (SAR) against Ralstonia solanacearum. Keystone rhizosphere metabolites are positively correlated with both beneficial microbiome assembly and SAR gene expression.
Rui Ren   +20 more
wiley   +1 more source

Interpreting the mechanism of action of polyamines: twenty years of plant transglutaminases [PDF]

open access: yes, 2009
The post-translational modification of proteins by polyamines forming inter- or intra-molecular cross-links has been the main transglutaminase (TGase) reaction studied in plants.
DELLA MEA, MASSIMILIANO   +3 more
core  

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