Results 81 to 90 of about 3,118,170 (360)

Early metastasis is characterized by Gr1+ cell dysregulation and is inhibited by immunomodulatory nanoparticles

open access: yesMolecular Oncology, EarlyView.
Breast cancer metastasis is associated with myeloid cell dysregulation and the lung‐specific accumulation of tumor‐supportive Gr1+ cells. Gr1+ cells support metastasis, in part, through a CHI3L1‐mediated mechanism, which can be targeted and inhibited with cargo‐free, polymeric nanoparticles.
Jeffrey A. Ma   +9 more
wiley   +1 more source

A comparative investigation of the structure and properties of nanofibers based on Bombyx mori chitosan and Artemia sp.cysts chitosan [PDF]

open access: yesE3S Web of Conferences
The Bombyx mori chitosan and Artemia sp.cysts chitosan were isolated from different sources, and nanofibers based on them were electrospun from the acetic acid solutions.
Ashurov Nurbek   +6 more
doaj   +1 more source

Development and single‐particle analysis of hybrid extracellular vesicles fused with liposomes using viral fusogenic proteins

open access: yesFEBS Open Bio, 2022
Extracellular vesicles (EVs) have potential biomedical applications, particularly as a means of transport for therapeutic agents. There is a need for rapid and efficient EV‐liposome membrane fusion that maintains the integrity of hybrid EVs.
Raga Ishikawa   +4 more
doaj   +1 more source

Straightforward synthesis of functionalized cyclic polymers in high yield via RAFT and thiolactone-disulfide chemistry [PDF]

open access: yes, 2013
An efficient synthetic pathway toward cyclic polymers based on the combination of thiolactone and disulfide chemistry has been developed. First, heterotelechelic linear polystyrene (PS) containing an alpha-thiolactone (TLa) and an omega-dithiobenzoate ...
Baba, Eisuke   +5 more
core   +1 more source

Vaccine delivery: where polymer chemistry meets immunology.

open access: yesTherapeutic delivery, 2016
Vaccines are among the most important innovations in human history. The development and widespread implementation of vaccines over the past two centuries have saved billions of lives and have completely eliminated or dramatically reduced the global ...
Daniel Shae, A. Postma, John T. Wilson
semanticscholar   +1 more source

Evaluation of KRAS and NRAS mutations in metastatic colorectal cancer: an 8‐year study of 10 754 patients in Turkey

open access: yesMolecular Oncology, EarlyView.
This nationwide study evaluated KRAS and NRAS mutations in 10 754 Turkish patients with metastatic colorectal cancer. The results revealed a mutation frequency of 51.1%, with 46.6% having KRAS mutations, 4.5% having NRAS mutations, and 48.5% being wild‐type for both.
Gozde Kavgaci   +6 more
wiley   +1 more source

Heterocycle-based dynamic covalent chemistry for dynamic functional materials

open access: yesNature Communications
Dynamic covalent chemistry, which renders reusable and degradable thermoset polymers, is a promising tool for solving the global problem of plastic pollution.
Zeyu Ma   +6 more
doaj   +1 more source

Microgravity Polymers [PDF]

open access: yes
A one-day, interactive workshop considering the effects of gravity on polymer materials science was held in Cleveland, Ohio, on May 9, 1985. Selected programmatic and technical issues were reviewed to introduce the field to workshop participants ...

core   +1 more source

Vinylic Addition Polynorbornene in Catalysis [PDF]

open access: yes, 2019
Vinylic addition polynorbornenes (VA-PNB) result from the insertion polymerization of norbornene or specific norbornene derivatives catalyzed by transition metal com- plexes. The VA-PNB skeleton is completely aliphatic and keeps the bicyclic structure of
Albéniz Jiménez, Ana Carmen   +1 more
core   +2 more sources

End-Group Chemistry and Junction Chemistry in Polymer Science: Past, Present, and Future

open access: yes, 2020
The current goal in functional polymeric material research is the preparation of polymers with high-fidelity nanoscale self-assembled structures and advanced functionality.
Jihoon Kim, H. Jung, Moon Jeong Park
semanticscholar   +1 more source

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