Τμήμα Βιολογικών Επιστημών / Department of Biological Sciences: Recent submissions
Now showing items 621-640 of 677
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Intein-mediated site-specific conjugation of Quantum Dots to proteins in vivo
(2009)We describe an intein based method to site-specifically conjugate Quantum Dots (QDs) to target proteins in vivo. This approach allows the covalent conjugation of any nanostructure and/or nanodevice to any protein and thus ...
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In vivo, site-specific, covalent conjugation of quantum dots to proteins via split-intein splicing
(2012)The ability to target proteins with nanostructures and/or nanodevices in vivo is important for understanding and controlling their biological function. Quantum dots (QDs) serve as an ideal model nanostructure due to their ...
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Monoclonal antibodies to bull sperm surface antigens
(1985)Four monoclonal antibodies were generated during the present investigation. Mice were immunized with washed ejaculated bull spermatozoa. Spleen cells from the immunized mice were fused with myeloma cells (SP2/0) and four ...
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1,2,3-Dithiazoles-new reversible melanin synthesis inhibitors: A chemical genomics study
(2015)A chemical genomic screen of an in-house library of small molecule heterocycles was carried out using Xenopus laevis embryos. This led to the identification of N-(4-chloro-5H-1,2,3-dithiazol-5-ylidene)-4-methoxyaniline ...
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A new genus of Trachelipodidae Strouhal, 1953 (Crustacea, Isopoda, Oniscidea) from the eastern Mediterranean
(2015)Levantoniscus n. gen. is erected for two new species from Cyprus: Levantoniscus bicostulatus n. sp. and Levantoniscus makrisi n. sp. Levantoniscus wahrmani (Strouhal, 1968) n. comb. from Israel and southern Turkey is ...
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Primary resistance to integrase strand-transfer inhibitors in Europe
(2015)Objectives: The objective of this study was to define the natural genotypic variation of the HIV-1 integrase gene across Europe for epidemiological surveillance of integrase strand-transfer inhibitor (InSTI) resistance. ...
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Neuropeptide FMRFamide Gene Expression
(1992)This chapter describes a variety of techniques to isolate (starting from the amino acid sequence only) and to analyze FMRFamide (Phe-Met-Arg-Phe- NH2) gene expression.* These include the polymerase chain reaction (PCR), ...
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Trifolium pratense (red clover) exhibits estrogenic effects in vivo in ovariectomized sprague-dawley rats
(2002)Studies were conducted using an ovariectomized rat model to determine the estrogenic and antiestrogenic activity of Trifolium pratense L. (red clover) extracts. A red clover extract, standardized to contain 15% isoflavones ...
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Black cohosh (Cimicifuga racemosa L.) protects against menadione-induced DNA damage through scavenging of reactive oxygen species: Bioassay-directed isolation and characterization of active principles
(2002)The roots/rhizomes of Cimicifuga racemosa L. (Nutt.) (black cohosh) have traditionally been used to treat menopausal symptoms through an unknown mechanism of action. In an effort to determine if black cohosh had additional ...
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Novel PKD1 deletions and missense variants in a cohort of Hellenic polycystic kidney disease families
(2001)The autosomal dominant form of polycystic kidney disease is a very frequent genetically heterogeneous inherited condition affecting approximately 1: 1000 individuals of the Caucasian population. The main symptom is the ...
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Novel cystic fibrosis mutation associated with mild disease in Cypriot patients
(1994)Cyprus is an island in the eastern Mediter-ranean basin inhabited by people of Caucasian extraction, mostly Greek-Cypriots. The most common inherited disease among Caucasians is cystic fibrosis (CF). Although no careful ...
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Variable clinical presentation of an MUC1 mutation causing medullary cystic kidney disease type 1
(2014)Background and objectives The genetic cause of medullary cystic kidney disease type 1 was recently identified as a cytosine insertion in the variable number of tandem repeat region of MUC1 encoding mucoprotein-1 (MUC1), a ...
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Acoustic monitoring in terrestrial environments using microphone arrays: Applications, technological considerations and prospectus
(2011)1. Animals produce sounds for diverse biological functions such as defending territories, attracting mates, deterring predators, navigation, finding food and maintaining contact with members of their social group. Biologists ...
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Nitrogen mustard up-regulates Bcl-2 and GSH and increases NTP and PCr in HT-29 colon cancer cells
(1998)We hypothesized that unexplained increases in nucleoside triphosphates (NTP) observed by 31P magnetic resonance spectroscopy (MRS) after treatment of tumours by DNA-damaging agents were related to chemotherapy-induced ...
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Familial C3 Glomerulopathy Associated with CFHR5 Mutations: Clinical Characteristics of 91 Patients in 16 Pedigrees
(2011)Background and objectives Complement factor H and related proteins (CFHR) are key regulators of the alternative complement pathway, where loss of function mutations lead to a glomerulopathy with isolated mesangial C3 ...
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A single base mutation that converts glycine 907 of the α2(I) chain of type I procollagen to aspartate in a lethal variant of osteogenesis imperfecta. The single amino acid substitution near the carboxyl terminus destabilizes the whole triple helix
(1989)Type I procollagen was examined in cultured skin fibroblasts from a patient with a lethal variant of osteogenesis imperfecta. About half of the pro-α chains were post-translationally overmodified and had a decreased thermal ...