abstract：:Prochloron, a blue-green algae belonging to ancient prokaryotes, produces, like other cyanobacteria, cyclic pseudo-peptides, which are also found in its obligate symbiont ascidiae (Lissoclinum patellum). Although research has focused for some time on the putative metabolic function of these cyclic peptides, to date it...

journal_title：Journal of inorganic biochemistry

authors： Comba P,Eisenschmidt A,Kipper N,Schießl J

更新日期：2016-06-01 00:00:00

abstract：:A new conjugate material based on partially reduced graphite oxide (rGO), silver nanoparticles (Ag), and bis(lysinato)zirconium(IV) phthalocyanine complex (ZrPc) was obtained. Its optical properties (absorption and photoluminescence) after dispersion in solvents were examined. The antimicrobial properties were tested ...

journal_title：Journal of inorganic biochemistry

authors： Gerasymchuk Y,Lukowiak A,Wedzynska A,Kedziora A,Bugla-Ploskonska G,Piatek D,Bachanek T,Chernii V,Tomachynski L,Strek W

更新日期：2016-06-01 00:00:00

abstract：:The hypothesis that the recent rapid evolution of primate cytochromes c, which primarily involves residues in the least stable Ω-loop (Ω-loop C, residues 40-57), stabilizes the heme crevice of cytochrome c relative to other mammals, is tested. To accomplish this goal, we have compared the properties of human and spide...

journal_title：Journal of inorganic biochemistry

authors： Goldes ME,Jeakins-Cooley ME,McClelland LJ,Mou TC,Bowler BE

更新日期：2016-05-01 00:00:00

abstract：:Computational studies were conducted to identify the favourable formation of the inclusion complex of chloramphenicol with cyclodextrins. The results of molecular docking and molecular dynamics predicted the strongest interaction of chloramphenicol with γ-cyclodextrin. Further, the inclusion complex of chloramphenicol...

journal_title：Journal of inorganic biochemistry

authors： Gannimani R,Ramesh M,Mtambo S,Pillay K,Soliman ME,Govender P

更新日期：2016-04-01 00:00:00

abstract：:In an effort to examine the relative position of a hairpin loop in New Delhi metallo-β-lactamase, NDM-1, during catalysis, rapid freeze quench double electron electron resonance (RFQ-DEER) spectroscopy was used. A doubly-labeled mutant of NDM-1, which had one spin label on the invariant loop at position 69 and another...

journal_title：Journal of inorganic biochemistry

authors： Aitha M,Moller AJ,Sahu ID,Horitani M,Tierney DL,Crowder MW

更新日期：2016-03-01 00:00:00

abstract：:The antineoplastic and antibiotic natural product mithramycin (MTM) is used against cancer-related hypercalcemia and, experimentally, against Ewing sarcoma and lung cancers. MTM exerts its cytotoxic effect by binding DNA as a divalent metal ion (Me(2+))-coordinated dimer and disrupting the function of transcription fa...

journal_title：Journal of inorganic biochemistry

authors： Weidenbach S,Hou C,Chen JM,Tsodikov OV,Rohr J

更新日期：2016-03-01 00:00:00

abstract：:Three novel copper(II) compounds of formulas {[Cu(Phen)(Ala)]·NO3·H2O}n (1), {[Cu(Phen)(Ala)]·NO3}n (2) and [Cu(Ala)2]n (3) have been synthesized and determined by X-ray diffraction. 1 and 2 are shown in one dimensional long-chain chiral structures, and 3 is a two dimensional checkerboard-type structure. Both 1 and 2 ...

journal_title：Journal of inorganic biochemistry

authors： Zhang WC,Tang X,Lu X

更新日期：2016-03-01 00:00:00

abstract：:Prion diseases are neurodegenerative disorders associated with a conformational change of the normal cellular isoform of the prion protein (PrP(C)) to an abnormal scrapie isoform (PrP(Sc)). human prion protein (hPrP(C)) is able to bind up to six Cu(II) ions. Four of them are distributed in the octarepeat domain, conta...

journal_title：Journal of inorganic biochemistry

authors： Valensin D,Padula EM,Hecel A,Luczkowski M,Kozlowski H

更新日期：2016-02-01 00:00:00

abstract：:A series of new 3d metal complexes with 5-chloro-quinolin-8-ol (ClQ), [Mn(ClQ)2] (1), [Fe(ClQ)3] (2), [Co(ClQ)2(H2O)2] (3), [Ni(ClQ)2(H2O)2] (4), [Cu(ClQ)2] (5), [Zn(ClQ)2(H2O)2] (6), [Mn(ClQ)3]·DMF (7) and [Co(ClQ)3]·DMF·(EtOH)0.35 (8) (DMF=N,N-dimethylformamide), has been synthesized and characterized by elemental a...

journal_title：Journal of inorganic biochemistry

authors： Potočňák I,Vranec P,Farkasová V,Sabolová D,Vataščinová M,Kudláčová J,Radojević ID,Čomić LR,Markovic BS,Volarevic V,Arsenijevic N,Trifunović SR

更新日期：2016-01-01 00:00:00

abstract：:Heart tissue becomes zinc-depleted and the capacity to mobilize labile zinc is diminished, indicating zinc dyshomeostasis during ischemia/reperfusion (I/R). Apparently, zinc pyrithione restores the basal zinc levels during I/R and prevents apoptosis by activating phosphatidyl inositol-3-kinase/Akt and targeting mitoch...

journal_title：Journal of inorganic biochemistry

authors： Bodiga VL,Thokala S,Vemuri PK,Bodiga S

更新日期：2015-12-01 00:00:00

abstract：:The experiments here reported evidence on the importance of the residual charge of a nucleotide derivative, for the adsorption on nHAP (hydroxyapatite nanocrystals), in water solution. We found that the simple presence of phosphates on the nucleotide derivative does not guarantee adsorption on nHAP. On the other hand,...

journal_title：Journal of inorganic biochemistry

authors： Benedetti M,Antonucci D,De Castro F,Girelli CR,Lelli M,Roveri N,Fanizzi FP

更新日期：2015-12-01 00:00:00

abstract：:Searching for new prospective antitrypanosomal agents, three novel Ru(II)-cyclopentadienyl compounds, [Ru(η(5)-C5H5)(PPh3)L], with HL=bioactive 5-nitrofuryl containing thiosemicarbazones were synthesized and characterized in the solid state and in solution. The compounds were evaluated in vitro on the blood circulatin...

journal_title：Journal of inorganic biochemistry

authors： Fernández M,Arce ER,Sarniguet C,Morais TS,Tomaz AI,Azar CO,Figueroa R,Diego Maya J,Medeiros A,Comini M,Helena Garcia M,Otero L,Gambino D

更新日期：2015-12-01 00:00:00

abstract：:A simple methodology giving access to the metal-free corroles of trans-A2B type, 5,15-bis(pentafluorophenyl)-10-{3-[2-(pyridin-4-yl)vinyl]phenyl}corrole and 5,15-bis(pentafluorophenyl)-10-{4-[2-(pyridin-4-yl)vinyl]phenyl}corrole, and to the corresponding bipyridyl platinum(II) complexes is described. These new positio...

journal_title：Journal of inorganic biochemistry

authors： Iglesias BA,Barata JFB,Pereira PMR,Girão H,Fernandes R,Tomé JPC,Neves MGPMS,Cavaleiro JAS

更新日期：2015-12-01 00:00:00

abstract：:Intracellular binding of cisplatin to non-DNA partners, such as proteins, has received increasing attention as an additional mode of action and as mechanism of resistance. We investigated two cisplatin-interacting isoforms of protein disulfide isomerase regarding their contribution to acquired cisplatin resistance usi...

journal_title：Journal of inorganic biochemistry

authors： Kullmann M,Kalayda GV,Hellwig M,Kotz S,Hilger RA,Metzger S,Jaehde U

更新日期：2015-12-01 00:00:00

abstract：:In spite of significant applications as starting materials for a variety of metallocorrole derivatives, free-base β-octabromo-meso-triarylcorroles continue to be viewed as inaccessible. The reasons range from the need for tedious column-chromatographic purification to limitations of the reductive demetallation protoco...

journal_title：Journal of inorganic biochemistry

authors： Capar J,Berg S,Thomas KE,Beavers CM,Gagnon KJ,Ghosh A

更新日期：2015-12-01 00:00:00

abstract：:Aluminium (Al) has been measured in human breast tissue, and may be a contributory factor in breast cancer development. At the 10th Keele meeting, we reported that long-term exposure to Al could increase migratory properties of oestrogen-responsive MCF-7 human breast cancer cells suggesting a role for Al in the metast...

journal_title：Journal of inorganic biochemistry

authors： Bakir A,Darbre PD

更新日期：2015-11-01 00:00:00

abstract：:Among the various roles of zinc discovered to date, its exogenous activity as an insulin mimetic agent stands as a contemporary challenge currently under investigation and a goal to pursue in the form of a metallodrug against type 2 Diabetes Mellitus. Poised to investigate the adipogenic potential of Zn(II) and approp...

journal_title：Journal of inorganic biochemistry

authors： Tsave O,Halevas E,Yavropoulou MP,Kosmidis Papadimitriou A,Yovos JG,Hatzidimitriou A,Gabriel C,Psycharis V,Salifoglou A

更新日期：2015-11-01 00:00:00

abstract：:Free and nanosized starch and lipid encapsulated Na5[PMo10V2O40]·nH2O complexes (abbreviated as PMoV, SEP and LEP, respectively) have been prepared and structurally characterized by Fourier transform infrared (FT-IR) spectroscopy, inductively coupled plasma (ICP) analysis, scanning electron microscopy (SEM) and transm...

journal_title：Journal of inorganic biochemistry

authors： Dianat S,Bordbar AK,Tangestaninejad S,Yadollahi B,Amiri R,Zarkesh-Esfahani SH,Habibi P

更新日期：2015-11-01 00:00:00

abstract：:4-(2-Pyridylazo)resorcinol (PAR) is one of the most popular chromogenic chelator used in the determination of the concentrations of various metal ions from the d, p and f blocks and their affinities for metal ion-binding biomolecules. The most important characteristics of such a sensor are the molar absorption coeffic...

journal_title：Journal of inorganic biochemistry

authors： Kocyła A,Pomorski A,Krężel A

更新日期：2015-11-01 00:00:00

abstract：:Copper(II) and nickel(II) complexes of the terminally protected nonapeptide Ac-SGAEGHHQK-NH2 modeling the metal binding sites of the (8-16) domain of amyloid-β have been studied by potentiometric, UV-vis, CD and ESR spectroscopic methods. The studies on the mutants containing only one of the histidyl residues (Ac-SGAE...

journal_title：Journal of inorganic biochemistry

authors： Grenács Á,Sanna D,Sóvágó I

更新日期：2015-10-01 00:00:00

abstract：:In recent years larval stage zebrafish have been emerging as a standard vertebrate model in a number of fields, ranging from developmental biology to pharmacology and toxicology. The tyrosinase inhibitor 1-phenyl-2-thiourea (PTU) is used very widely with larval zebrafish to generate essentially transparent organisms t...

journal_title：Journal of inorganic biochemistry

authors： MacDonald TC,Nehzati S,Sylvain NJ,James AK,Korbas M,Caine S,Pickering IJ,George GN,Krone PH

更新日期：2015-10-01 00:00:00

abstract：:Gold nanorods (GNRs) are important platforms for biosensing and drug delivery. As for most nanomaterials, appropriate coatings such as polyethylene glycol (PEG) are needed to stabilize GNRs within biological fluids. We show here that the interactions of GNRs with proteins can be finely modulated through surface modifi...

journal_title：Journal of inorganic biochemistry

authors： Scaletti F,Feis A,Centi S,Pini R,Rotello VM,Messori L

更新日期：2015-09-01 00:00:00

abstract：:Ruthenium polypyridyl complexes may act as light-activatable anticancer prodrugs provided that they are protected by well-coordinated ligands that i) prevent coordination of other biomolecules to the metal center in the dark and ii) can be removed by visible light irradiation. In this paper, the use of monodentate thi...

journal_title：Journal of inorganic biochemistry

authors： van Rixel VH,Busemann A,Göttle AJ,Bonnet S

更新日期：2015-09-01 00:00:00

abstract：:Aurothiomalate (AuTm) is an old, clinically established, antiarthritic gold drug that is currently being reconsidered as a candidate drug for cancer treatment and for other therapeutic indications within a more general drug repositioning program. As the biological effects of gold drugs seem to be mediated, mainly, by ...

journal_title：Journal of inorganic biochemistry

authors： Darabi F,Marzo T,Massai L,Scaletti F,Michelucci E,Messori L

更新日期：2015-08-01 00:00:00

abstract：:Plant metallothioneins (MTs) constitute a family of small Cys-rich proteins capable of coordinating metal ions, significantly differing from microbial and animal MTs. They are divided into four subfamilies depending on the Cys pattern in their sequence. In this work, the MT system of the sunflower plant (Helianthus an...

journal_title：Journal of inorganic biochemistry

authors： Tomas M,Pagani MA,Andreo CS,Capdevila M,Atrian S,Bofill R

更新日期：2015-07-01 00:00:00

abstract：:Crystal structure analyses have helped to decipher the mode of binding of coenzyme B12 (AdoCbl) in the active site of AdoCbl-dependent enzymes. However, the question of how such enzymes perform their radical reactions is still incompletely answered. A pioneering study by Gruber and Kratky of AdoCbl-dependent glutamate...

journal_title：Journal of inorganic biochemistry

authors： Hunger M,Wurst K,Kräutler B

更新日期：2015-07-01 00:00:00

abstract：:The substitution of tetradentate bispidine ligands with rhodamine and cyanine dye molecules, coupled to an amine donor, forming an amide as potential fifth donor, is described. Bispidines are known to lead to very stable Cu(II) complexes, and the coordination to Cu(II) was expected to efficiently quench the fluorescen...

journal_title：Journal of inorganic biochemistry

authors： Brox D,Comba P,Herten DP,Kimmle E,Morgen M,Rühl CL,Rybina A,Stephan H,Storch G,Wadepohl H

更新日期：2015-07-01 00:00:00

abstract：:The polymer-supported oxidovanadium(IV) complex PS-[V(IV)O(sal-dahp)] (2) (PS=chloromethylated polystyrene crosslinked with 5% divinylbenzene, and H3sal-dahp=dibasic pentadentate ligand derived from salicylaldehyde and 1,3-diamino-2-hydroxypropane) was prepared from the corresponding monomeric oxidovanadium(IV) comple...

journal_title：Journal of inorganic biochemistry

authors： Maurya MR,Chaudhary N,Avecilla F,Correia I

更新日期：2015-06-01 00:00:00

abstract：:A catalytic chlorination of ketones was performed by using a vanadium catalyst in the presence of Bu4NI and AlCl3 under atmospheric molecular oxygen. This catalytic chlorination could be applied to the chlorination of alkenes to give the corresponding vic-dichlorides. AlCl3 was found to serve as both a Lewis acid and ...

journal_title：Journal of inorganic biochemistry

authors： Moriuchi T,Fukui Y,Kato S,Kajikawa T,Hirao T

更新日期：2015-06-01 00:00:00

abstract：:Mechanistic pathways underlying inflammatory injury following exposures to vanadium-containing compounds are not defined. We tested the postulate that the in vitro biological effect of vanadium results from its impact on iron homeostasis. Human bronchial epithelial (HBE) cells exposed to vanadyl sulfate (VOSO4) showed...

journal_title：Journal of inorganic biochemistry

authors： Ghio AJ,Stonehuerner J,Soukup JM,Dailey LA,Kesic MJ,Cohen MD

更新日期：2015-06-01 00:00:00

abstract：:Aqueous solutions of the four highest vanadium oxidation states exhibit four diverse colors, which only hint at the diverse reactions that these ions can undergo. Cationic vanadium ions form complexes with ligands; anionic vanadium ions form complexes with ligands and self-react to form isopolyanions. All vanadium spe...

journal_title：Journal of inorganic biochemistry

authors： Kustin K

更新日期：2015-06-01 00:00:00

abstract：:Shape analysis of coordination complexes is well-suited to evaluate the subtle distortions in the trigonal bipyramidal (TBPY-5) geometry of vanadium coordinated in the active site of phosphatases and characterized by X-ray crystallography. Recent studies using the tau (τ) analysis support the assertion that vanadium i...

journal_title：Journal of inorganic biochemistry

authors： Sánchez-Lombardo I,Alvarez S,McLauchlan CC,Crans DC

更新日期：2015-06-01 00:00:00

abstract：:The antitumor activity of a ruthenium(II) polypyridyl complex, Δ-[Ru(bpy)2(HPIP)](ClO4)2 (Δ-Ru1, where bpy=2,2'-bipyridine, HPIP=2-(2-hydroxyphenyl)imidazo[4,5-f][1,10]phenanthroline), was evaluated. The in vivo experiments showed that Δ-Ru1 inhibited the growth of a human cervical carcinoma cell line (HeLa) xenotrans...

journal_title：Journal of inorganic biochemistry

authors： Wang JQ,Zhang PY,Ji LN,Chao H

更新日期：2015-05-01 00:00:00

abstract：:New heteroditopic, bi- and multidentate imino- and aminophosphine ligands were synthesised and complexed to [AuCl(THT)] (THT=tetrahydrothiophene). X-ray crystallography confirmed Schiff base formation in three products, the successful reduction of the imino-group to the sp(3)-hybridised amine in several instances, and...

journal_title：Journal of inorganic biochemistry

authors： Traut-Johnstone T,Kanyanda S,Kriel FH,Viljoen T,Kotze PD,van Zyl WE,Coates J,Rees DJ,Meyer M,Hewer R,Williams DB

更新日期：2015-04-01 00:00:00

abstract：:With its about 100,000 three-dimensional structures, the Protein Data Bank is a copious source of information: it contains also some hundreds of structures of macromolecules complexed with lanthanide cations, which are examined here. These cations, which are found in a wide variety of protein types, were introduced to...

journal_title：Journal of inorganic biochemistry

authors： Djinovic-Carugo K,Carugo O

更新日期：2015-02-01 00:00:00

abstract：:We have studied processes of copper(II) ion binding by ribavirin, an antiviral agent used in treating hepatitis C, which is accompanied usually by an increased copper level in the serum and liver tissue. Protonation equilibria and Cu(II) binding were investigated using the UV-visible, EPR and NMR spectroscopic techniq...

journal_title：Journal of inorganic biochemistry

authors： Nagaj J,Starosta R,Jeżowska-Bojczuk M

更新日期：2015-01-01 00:00:00

abstract：:Gold(III) complexes bearing bidentate ligands based on the 1,10-phenanthroline and 2,2'-bipyridine scaffolds have shown promising anticancer activity against a variety of tumor cell lines. In particular, our laboratory has previously found that a pseudo five coordinate gold(III) complex possessing the 2,9-di-sec-butyl...

journal_title：Journal of inorganic biochemistry

authors： Olsen PM,Ruiz C,Lussier D,Le BK,Angel N,Smith M,Hwang CB,Khatib R,Jenkins J,Adams K,Getcher J,Tham F,Chen ZG,Wilson EH,Eichler JF

更新日期：2014-12-01 00:00:00

abstract：:The study of modified synthetic procedure of water soluble morin-5'-sulfonic acid sodium salt (NaMSA) involving less aggressive chemicals and carried out at mild conditions was described. The NaMSA salt is a convenient source of anionic morin-5'-sulfonic ligand (MSA) in ion exchange reactions. The coordination ability...

journal_title：Journal of inorganic biochemistry

authors： Pieniążek E,Kalembkiewicz J,Dranka M,Woźnicka E

更新日期：2014-12-01 00:00:00

abstract：:Aiming at tumor targeting delivery of oxaliplatin using polymer therapy, a new monomeric platinum(II) complex (dach)Pt[HEDM] (dach: trans-(±)-1,2-diaminocyclohexane; HEDM: 2-hydroxyethoxydiethylmalate) was designed to include the antitumor moiety (dach)Pt and HEDM as a linker to the polyphosphazene backbone. This mono...

journal_title：Journal of inorganic biochemistry

authors： Avaji PG,Joo HI,Park JH,Park KS,Jun YJ,Lee HJ,Sohn YS

更新日期：2014-11-01 00:00:00

abstract：:Four different-anion Ag(I) compounds with the ligand norharmane (9H-Pyrido[3,4-b]indole; Hnor) and having the general formula [Ag(Hnor)2](anion) (anion=ClO4(-), NO3(-) and BF4(-)) [Ag(Hnor)2(MeCN)](PF6) are reported, and studied in detail regarding their coordination mode and in vitro antiproliferative effects. X-ray ...

journal_title：Journal of inorganic biochemistry

authors： Ahmad Khan R,Al-Farhan K,de Almeida A,Alsalme A,Casini A,Ghazzali M,Reedijk J

更新日期：2014-11-01 00:00:00