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Showing 1 to 20 of 167 for “"LDH"”.
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Der Stellenwert der LDH-5-Exprimierung im Tumor sowie der Serum-LDH als Tumormarker für das Plattenepithelkarzinom der Lunge
… in Tumorzellen durch die Laktatdehydrogenase (LDH) gesteigert. Hohe Serum-LDH-Spiegel sind bei vielen malignen Erkrankungen mit einer schlechteren Prognose assoziiert, wobei der Einfluss der LDH-5-Exprimierung im Tumor bei nicht-kleinzelligem Bronchialkarzinom (NSCLC), und insbesondere dem …
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Changes in LDH Activity in Cryptobranchus Due to Imposed Environmental Stress
Lactate deydrogenase (LDH), is the enzyme responsible for the conversion of pyruvate to lactic acid. Its activity in the aquatic salamander, Cryptobranchus alleganiensis alleganiensis was studied. Water oxygen saturation was decreased from 100 to 25 to 10% to produce a state of hypoxia, thereby …
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Modified ldh-supported au catalystssynthesis, characterization and catalytic performances in furfural liquid phase oxidation and hydrogenation
… in the previous sentence, gold-modified LDH-based catalysts were prepared: MgAlZr-LDH for oxidation and NiAlZr- LDH for hydrogenation. Besides these studies, a photooxidation study of glucose was also performed over the Au/NiAlZr catalyst, where light activation resulted in the …
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Study of Substituted Benzenesulfonate-Containing Layered Double Hydroxides and Investigation of the Hexamethylenetetramine Route of LDH Synthesis
… of two different compositions, 2:1 Mg-Al LDH and 2:1 Zn-Al LDH. These parent materials were also doped with small amounts of nickel and the differences in the two systems were studied. The hexamethylenetetramine route of layered double hydroxide synthesis was investigated to verify if the …
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Geochemical studies on antimony: antimony dispersion in water draining Su Suergiu mine area; removal of Sb(V) from aqueous solution by layered double hydroxides (LDH)
… pH values often found in the environment. The LDH are characterized by a layered structure composed by brucite-like sheets ([M2+1-xM3+x(OH)2]x+), stacked along the c axis and positively charged, due to the partial substitution of bivalent cations (M2+ = Mg2+, Zn2+, Ca2+) by trivalent cations …
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Ισοένζυμα γαλακτικής δεϋδρογενάσης και παθολογία του προστάτη
Studies have been done on LDH and especially on the isoenzymes on the prostatic tissue, on 85 patients who were hospitalised in the Department of Urology at the University of Ioannina. The study of LDH has been done by the method of electrophoresis. It has been studied the ratio LDH₅/LDH₁ and it …
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Protection Mechanisms of Excipients on Lactate Dehydrogenase during Freeze-Thawing and Lyophilization
… a labile model protein, lactate dehydrogenase (LDH), during freeze-thawing and lyophilization. Cryoprotectants are excipients that protect labile molecules during freezing. Some investigators believe that preferential exclusion is the predominant mechanism to explain the cryoprotection of labile …
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Layered Double Hydroxides as Anion- and Cation-Exchanging Materials
Layered double hydroxides (LDH) have been principally known as anion-exchanging, clay-like materials for several decades, and continues to be the main driving force for current and future research. The chemical interactions of LDH, with transition metallocyanides, have been a popular topic of …
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Mg-Al Layered Double Hydroxide: A Potential Nanofiller and Flame-Retardant for Polyethylene
… aluminum based layered double hydroxide (LDH) as a potential nanofiller and flame-retardant for polymers with special reference to polyethylene. LDH is a mixed hydroxide of di- and trivalent metal ions that crystallizes in the form of mineral brucite. The basic reason for selecting LDH or …
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The effect of layered double hydroxides on the vulcanisation and properties of elastomer compounds
… In this work, layered double hydroxides (LDHs) were investigated as alternative crosslinking agents to ZnO in order to either reduce or eliminate Zn in the vulcanisation formulation. Three different stearate modified LDHs, namely CaAl-St, CaZnAl-St and CaFeAl-St were synthesised via …
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Immuno-histochemical method for demonstration of Lactic Dehydrogenase "M" subunits in Rat Skeletal Muscle, Kidney and Peripheral Nerve
<p>Immunolocalization of lactic dehydrogenase (LDH) rrM'‘' sub units has been achieved using paraformaldehyde vapor phase fixation of freeze-dried sections. An antiserum to monkey LDH-M^ was found to cross react with rat LDH-M subunits. The fibers of the gastrocnemius and soleus muscles which are …
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Layered Double Hydroxides and the Origins of Life on Earth
… author and co-workers. Layered Double Hydroxide (LDH) systems are anion-exchanging clays that have the general formula M(II)xM(III)(OH)(2x+2)Y, where M(II) and M(III) are any divalent and trivalent metals, respectively. Y can be nearly any anion, although modern naturally occuring LDH systems …
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The Cost of Capturing Prey: Measuring Largemouth Bass Foraging Activity Using Glycolytic Enzymes (Lactate Dehydrogenase)
… enzymes such as lactate dehydrogenase (LDH), in the axial, white musculature of fish. To examine the effect of prey size on anaerobic activity, I conducted a series of laboratory feeding trials with largemouth bass (Micropterus salmoides) predators (240-303 mm total length [TL]) and …
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Synthesis and Characterisation of Layered Double Hydroxides (LDHs) Using Red Mud and their Environmental Applications
… of metal oxides for layered double hydroxides (LDHs) synthesis and evaluates the characteristics of the as-synthesised products and their potential in practical applications. LDHs have received great attention recently for their unique structural properties and diverse applications, such as …
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A Study of the Effects of Polyethylene Glycol on Interactions Between Glycolytic Enzymes and F-Actin, and Among Glycolytic Enzymes
… EC 5.3.1.9), (S)-lactate:NAD+ oxidoreductase (LDH, EC 1.1.1.27), and ATP:Pyruvate O$\sp2$-phosphotransferase (PK, EC 2.7.1.40) with each other, with ATP:D-fructose-6-phosphate 1-phosphotransferase (PFK, EC 2.7.1.11) and with F-actin have been studied in the presence of PEG. Rabbit muscle …
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유전자 적중법을 이용한 조건적 LDHB 유전자 삭제 마우스 제작
… role in normal cells. Lactate dehydrogenase(LDH) is a major enzyme involved in conversion of lactate in glycolysis. There are five LDH isozymes as a result of the five differenct combination that are produced by two subunit(A and B gene). Also, they have different enzymatic activity. The …
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Antibody phage-displayed libraries derived from chicken immunoglobulin genes : a source of highly specific diagnostic antibodies
… falciparum recombinant lactate dehydrogenase (LDH), histidine rich protein II (HRPII) and aldolase (ALDO), recombinant trypanosome variable surface glycoprotein (VSG) and malignant catarrhal fever virus (MCFV) each chicken produced egg yolk antibodies (IgY) against four of the five antigens. …
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Sviluppo di biosensori: modifiche di superfici elettrodiche e sistemi di immobilizzazione enzimatica
… was developed using an anionic clay matrix (LDH) as enzyme support. The enzyme glucose oxidase (GOx) was immobilized on a layered double hydroxide Ni/Al-NO3 LDH during the electrosynthesis, which was followed by crosslinking with glutaraldehyde (GA) vapours or with GA and bovine serum albumin …
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The Role of PKC-δ in Hypoxia-induced Cerebrovascular Endothelial cell death.
… cell death, we measured the amount of released LDH (lactate dehydrogenase) and trypan blue positive cells during hypoxia after treatment with rottlerin, PKC-δ inhibitor. Hypoxia-induced LDH release was significantly increased by the treatment with rottlerin. We examined the specific blockade of …
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Chronic effects of single intra-peritoneal injection of endosulfan on rainbow trout (Oncorhynchus mykiss) and field observations of caged rainbow in Oshawa Creek
… citrate synthase (CS), lactate dehydrogenase (LDH), and brain acetylcholine esterase (AChE) (caged fish only) enzymatic activities were measured. Trout injected with endosulfan experienced an increase of the anaerobic (LDH activity) and a decrease of the aerobic (CS activity) metabolic …
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