Molecular imaging probes derived from natural peptides.

abstract：:Covering: 1947-early 2017, particularly from 2005-early 2017The rise of bacterial pathogens with acquired resistance to almost all available antibiotics is becoming a serious public health issue. Polymyxins, antibiotics that were mostly abandoned a few decades ago because of toxicity concerns, are ultimately considere...

journal_title：Natural product reports

authors： Rabanal F,Cajal Y

更新日期：2017-07-06 00:00:00

abstract：:Nature has yielded numerous classes of chemically distinct microtubule stabilizers. Several of these, including paclitaxel (Taxol) and docetaxel (Taxotere), are important drugs used in the treatment of cancer. New microtubule stabilizers and novel formulations of these agents continue to provide advances in cancer the...

journal_title：Natural product reports

authors： Rohena CC,Mooberry SL

更新日期：2014-03-01 00:00:00

abstract：:A diverse array of secondary metabolites have been isolated and characterized from marine-derived fungi. The structures and biological activities of these metabolites are presented. Additionally, some basic principles of mycology are covered. Overall, 273 structures are presented and the review contains 162 references...

journal_title：Natural product reports

authors： Bugni TS,Ireland CM

更新日期：2004-02-01 00:00:00

abstract：:From the basic export of unwanted metal ions in simple organisms to the complex orchestration of metal handling and usage in higher eukaryotes, cellular systems are based on a variety of molecular mechanisms that constrain the right metal to bind to the right protein partner at the right time when needed. A failure to...

journal_title：Natural product reports

authors： Banci L,Bertini I,McGreevy KS,Rosato A

更新日期：2010-05-01 00:00:00

abstract：:Vitamin B12, or cobalamin, is one of the most structurally complex small molecules made in Nature. Major progress has been made over the past decade in understanding how this synthesis is accomplished. This review covers some of the most important findings that have been made and provides the reader with a complete de...

journal_title：Natural product reports

authors： Warren MJ,Raux E,Schubert HL,Escalante-Semerena JC

更新日期：2002-08-01 00:00:00

abstract：:Bracken (Pteridium spp.) is a ubiquitous fern which has been described as one of the five most common plants on the earth. The toxic effects of bracken on livestock have been recorded since the end of the 19th century, and extensive and intensive investigations for the bracken toxin(s) led to the isolation of ptaquilo...

journal_title：Natural product reports

authors： Yamada K,Ojika M,Kigoshi H

更新日期：2007-08-01 00:00:00

abstract：:Aristolactams, having a phenanthrene chromophore are a small group of compounds mainly found in the Aristolochiaceae together with the aristolochic acids and 4,5-dioxoaporphines. In this report, these three important classes of natural products are reviewed and classified on the basis of their oxygenation pattern. In ...

journal_title：Natural product reports

authors： Kumar V,Poonam,Prasad AK,Parmar VS

更新日期：2003-12-01 00:00:00

abstract：:Covering: up to February 2019Actinomycetes are Gram positive bacteria of the phylum Actinobacteria. These organisms are one of the most important sources of structurally diverse, clinically used antibiotics and other valuable bioactive products, as well as biotechnologically relevant enzymes. Most strains were discove...

journal_title：Natural product reports

authors： Musiol-Kroll EM,Tocchetti A,Sosio M,Stegmann E

更新日期：2019-09-01 00:00:00

abstract：:This review focuses on recent developments in the use of natural products as therapeutics for Alzheimer's disease. The compounds span a diverse array of structural classes and are organized according to their mechanism of action, with the focus primarily on the major hypotheses. Overall, the review discusses more than...

journal_title：Natural product reports

authors： Williams P,Sorribas A,Howes MJ

更新日期：2011-01-01 00:00:00

abstract：:The biosynthesis of peptidoglycan is essential for all bacteria and has no counterpart in eukaryotic cells. It is one of the prime targets for antibiotic chemotherapy, especially phospho-MurNAc-pentapeptide translocase (translocase I) is a fascinating target in which there is no commercial antibiotic. In this review w...

journal_title：Natural product reports

authors： Kimura K,Bugg TD

更新日期：2003-04-01 00:00:00

abstract：:Sesterterpenoids account for many bioactive natural products, often with unusual and complex structural features, which makes them attractive targets for synthetic chemists. This review surveys efforts undertaken toward the synthesis of sesterterpenoids, focusing on completed total syntheses and covering ca. 50 natura...

journal_title：Natural product reports

authors： Hog DT,Webster R,Trauner D

更新日期：2012-07-01 00:00:00

abstract：:Covering: up to the end of 2018 Piperazic acid is a cyclic hydrazine and a non-proteinogenic amino acid found in diverse non-ribosomal peptide (NRP) and hybrid NRP-polyketide (PK) structures. Piperazic acid was first identified as a residue in the monamycins in 1959. Since then, the piperazic acid residue has been fou...

journal_title：Natural product reports

authors： Morgan KD,Andersen RJ,Ryan KS

更新日期：2019-12-11 00:00:00

abstract：:Covering: July 2012 to December 2019Over the last seven years, expanding research efforts focused on sesterterpenoids has led to the isolation, identification, and characterization of numerous structurally novel and biologically active sesterterpenoids. These newly reported sesterterpenoids provide diverse structures ...

journal_title：Natural product reports

authors： Li K,Gustafson KR

更新日期：2020-12-22 00:00:00

abstract：:Covering: 1997 to 2010. The angucycline group is the largest group of type II PKS-engineered natural products, rich in biological activities and chemical scaffolds. This stimulated synthetic creativity and biosynthetic inquisitiveness. The synthetic studies used five different strategies, involving Diels-Alder reactio...

journal_title：Natural product reports

authors： Kharel MK,Pahari P,Shepherd MD,Tibrewal N,Nybo SE,Shaaban KA,Rohr J

更新日期：2012-02-01 00:00:00

abstract：:Covering: up to 2017This review covers the biosynthetic and evolutionary aspects of lincosamide antibiotics, antitumour pyrrolobenzodiazepines (PBDs) and the quorum-sensing molecule hormaomycin. These structurally and functionally diverse groups of complex natural products all incorporate rarely occurring 4-alkyl-l-pr...

journal_title：Natural product reports

authors： Janata J,Kamenik Z,Gazak R,Kadlcik S,Najmanova L

更新日期：2018-03-01 00:00:00

abstract：:Covering: up to January 2017Cytochrome P450 enzymes (P450s) are some of the most exquisite and versatile biocatalysts found in nature. In addition to their well-known roles in steroid biosynthesis and drug metabolism in humans, P450s are key players in natural product biosynthetic pathways. Natural products, the most ...

journal_title：Natural product reports

authors： Rudolf JD,Chang CY,Ma M,Shen B

更新日期：2017-08-30 00:00:00

abstract：:Covering: up to 2018 2-Oxoglutarate-dependent oxygenases (2ODOs) comprise a large enzyme superfamily in plant genomes, second in size only to the cytochromes P450 monooxygenase (CYP) superfamily. 2ODOs participate in both primary and specialized plant pathways, and their occurrence across all life kingdoms points to a...

journal_title：Natural product reports

authors： Hagel JM,Facchini PJ

更新日期：2018-08-15 00:00:00

abstract：:Although natural products have been marginalized by major pharmaceutical companies over the last 20-30 years, the changing landscape of drug discovery now favors a greatly enhanced role for Nature's privileged structures. Screening for drug leads in phenotypic screens provides the best opportunity to realize the value...

journal_title：Natural product reports

authors： Carter GT

更新日期：2011-10-01 00:00:00

abstract：:Discovering molecular components and their functionality is key to the development of hypotheses concerning the organization and regulation of metabolic networks. The iterative experimental testing of such hypotheses is the trajectory that can ultimately enable accurate computational modelling and prediction of metabo...

journal_title：Natural product reports

authors： Hur M,Campbell AA,Almeida-de-Macedo M,Li L,Ransom N,Jose A,Crispin M,Nikolau BJ,Wurtele ES

更新日期：2013-04-01 00:00:00

abstract：:This review covers the isolation, structural determination, synthesis and chemical and microbiological transformations of natural sesquiterpenoids. The literature from January to December 2003 is reviewed, and 389 references are cited. ...

journal_title：Natural product reports

authors： Fraga BM

更新日期：2004-10-01 00:00:00

abstract：:The cyclic depsipeptide largazole from a cyanobacterium of the genus Symploca is a marine natural product with a novel chemical scaffold and potently inhibits class I histone deacetylases (HDACs). Largazole possesses highly differential growth-inhibitory activity, preferentially targeting transformed over non-transfor...

journal_title：Natural product reports

authors： Hong J,Luesch H

更新日期：2012-04-01 00:00:00

abstract：:Blue flower colors are primarily due to anthocyanin, a flavonoid pigment. Anthocyanin itself is purple in neutral aqueous solutions, ans its color is very unstable and quickly fades. Therefore, the mechanism of blue color development in living flower petals is one of the most intriguing problems in natural product che...

journal_title：Natural product reports

authors： Yoshida K,Mori M,Kondo T

更新日期：2009-07-01 00:00:00

abstract：:Fungi have emerged worldwide as increasingly frequent causes of healthcare-associated infections, but fungal infections have generally been considered curable, and thus the demand for new antifungal agents has been very low. Although superficial fungal infections of the skin and nails are common and are for the most p...

journal_title：Natural product reports

authors： Di Santo R

更新日期：2010-07-01 00:00:00

abstract：:Covering: up to 2018 β-Lactones are strained rings that are useful organic synthons and pharmaceutical warheads. Over 30 core scaffolds of β-lactone natural products have been described to date, many with potent bioactivity against bacteria, fungi, or human cancer cell lines. β-Lactone natural products are chemically ...

journal_title：Natural product reports

authors： Robinson SL,Christenson JK,Wackett LP

更新日期：2019-03-20 00:00:00

abstract：:Covering: 1958 to June 2018 Phenyl-γ-valerolactones (PVLs) and their related phenylvaleric acids (PVAs) are the main metabolites of flavan-3-ols, the major class of flavonoids in the human diet. Despite their presumed importance, these gut microbiota-derived compounds have, to date, in terms of biological activity, be...

journal_title：Natural product reports

authors： Mena P,Bresciani L,Brindani N,Ludwig IA,Pereira-Caro G,Angelino D,Llorach R,Calani L,Brighenti F,Clifford MN,Gill CIR,Crozier A,Curti C,Del Rio D

更新日期：2019-05-22 00:00:00

abstract：:Covering: up to early 2018 The Nonribosomal Peptide Synthetases (NRPSs) and Polyketide Synthases (PKSs) are families of modular enzymes that produce a tremendous diversity of natural products, with antibacterial, antifungal, immunosuppressive, and anticancer activities. Both enzymes utilize a fascinating modular archi...

journal_title：Natural product reports

authors： Gulick AM,Aldrich CC

更新日期：2018-11-14 00:00:00

abstract：:This review summarizes the state of knowledge on D-glucosamine-6P synthesis catalyzed by glucosamine-6P synthase. The mechanisms of L-glutamine hydrolysis, ammonia transfer and fructose-6P conversion into D-glucosamine-6P are analyzed with the E. coli enzyme in light of recent X-ray structures. With 92 references this...

journal_title：Natural product reports

authors： Teplyakov A,Leriche C,Obmolova G,Badet B,Badet-Denisot MA

更新日期：2002-02-01 00:00:00

abstract：:Novel organic reactions drive the advance of chemical synthesis in the same way that enabling technologies drive new scientific discoveries. One area of organic methodology that has undergone significant growth during the last decade is that of homogeneous gold-catalyzed transformations. This trend has been further en...

journal_title：Natural product reports

authors： Zhang Y,Luo T,Yang Z

更新日期：2014-04-01 00:00:00

abstract：:Contact chemosensation, or tasting, is a complex process governed by nonvolatile phytochemicals that tell host-seeking insects whether they should accept or reject a plant. During this process, insect gustatory receptors (GRs) contribute to deciphering a host plant's metabolic code. GRs recognise many different classe...

journal_title：Natural product reports

authors： Pentzold S,Burse A,Boland W

更新日期：2017-05-10 00:00:00

abstract：:Covering: 2008 to 2016The total synthesis of natural products and their derivatives continues to inspire organic chemists to identify and test new synthetic strategies and develop and explore novel methodology. In recent years, visible light photoredox catalysis has risen to prominence as a powerful technology that en...

journal_title：Natural product reports

authors： Nicholls TP,Leonori D,Bissember AC

更新日期：2016-10-26 00:00:00