Results 101 to 110 of about 4,422,072 (371)

Deformed Geometric Algebra and Supersymmetric Quantum Mechanics [PDF]

open access: yes, 2006
Deforming the algebraic structure of geometric algebra on the phase space with a Moyal product leads naturally to supersymmetric quantum mechanics in the star product formalism.
arxiv   +1 more source

Natural Product Hybrids

open access: yesChemInform, 2006
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
openaire   +5 more sources

Crosstalk between gut microbiota and tumor: tumors could cause gut dysbiosis and metabolic imbalance

open access: yesMolecular Oncology, EarlyView.
In this research, we analyzed the relationship between gut microbiota and tumor. We discovered that both subcutaneous and metastatic tumors would alter the composition and metabolic function of gut microbiota. Meanwhile, fecal microbiota transplantation also indicated the anti‐tumor role of the gut microbiota, revealing the crosstalk between tumor and ...
Siyuan Zhang   +8 more
wiley   +1 more source

Optimized psilocybin production in tryptophan catabolism‐repressed fungi

open access: yesMicrobial Biotechnology
The high therapeutic potential of psilocybin, a prodrug of the psychotropic psilocin, holds great promise for the treatment of mental disorders such as therapy‐refractory depression, alcohol use disorder and anorexia nervosa.
Slavica Janevska   +12 more
doaj   +1 more source

The palmitoyl-CoA ligase Fum16 is part of a Fusarium verticillioides fumonisin subcluster involved in self-protection

open access: yesmBio
Fusarium verticillioides produces the mycotoxin fumonisin B1 (FB1), which disrupts sphingolipid biosynthesis by inhibiting ceramide synthase and affects the health of plants, animals, and humans. The means by which F. verticillioides protects itself from
Fabio Gherlone   +5 more
doaj   +1 more source

Lactobacillus rhamnosus colonisation antagonizes Candida albicans by forcing metabolic adaptations that compromise pathogenicity

open access: yesNature Communications, 2022
Commensal bacteria such as Lactobacillus rhamnosus can inhibit the pathogenicity of the fungus Candida albicans. Here, Alonso-Roman et al. investigate the interplay between C. albicans, L.
Raquel Alonso-Roman   +13 more
doaj   +1 more source

The ternary operations of groupoids [PDF]

open access: yesarXiv, 2015
We investigate ternary products of groupoids and prove that there is a one-to-one correspondence between the collection of right modular groupoids with a left identity element l and laterally commutative, l-bi-unital semiheaps. This result is applied to prove that the natural ternary product induced by a right modular groupoid S with left identity is ...
arxiv  

Remodelling of the natural product fumagillol employing a reaction discovery approach [PDF]

open access: yes, 2011
In the search for new biologically active molecules, diversity-oriented synthetic strategies break through the limitation of traditional library synthesis by sampling new chemical space. Many natural products can be regarded as intriguing starting points
Balthaser, Bradley R.   +4 more
core   +1 more source

Addressing persistent challenges in digital image analysis of cancer tissue: resources developed from a hackathon

open access: yesMolecular Oncology, EarlyView.
Large multidimensional digital images of cancer tissue are becoming prolific, but many challenges exist to automatically extract relevant information from them using computational tools. We describe publicly available resources that have been developed jointly by expert and non‐expert computational biologists working together during a virtual hackathon
Sandhya Prabhakaran   +16 more
wiley   +1 more source

Structural insight into the bulge-containing KRAS oncogene promoter G-quadruplex bound to berberine and coptisine

open access: yesNature Communications, 2022
The G-quadruplex formed in KRAS oncogene promoter (KRAS-G4) is a transcriptional modulator and amenable to small molecule targeting. Herein, the authors report the NMR solution structures of a bulge-containing KRAS-G4 that bound to two small molecules ...
Kai-Bo Wang   +10 more
doaj   +1 more source

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