The present invention relates to D-pentofuranose derivatives represented by the following formulas (1) through (4): (wherein A represents a chlorobenzoyl group; R<1> represents a hydrogen atom, an aliphatic lower acyl group, a substituted or unsubstituted benzoyl group; each of X and Y represents a lower alkyl group; Z represents an ethynyl group or tri-lower alkyl silylethynyl group; the s...

Ribavirin3 is administered to a patient in a dosage range which is effective to modulate lymphokine expression in activated T cells. In particular, Ribavirin3 is used to suppress Th2-mediated T cell responses and promote Th1-mediated T cell response. In other aspects of the invention, one or more Ribavirin3 analogs are administered to a patient in a dosage range which is effective to modulate lymp...

A morpholinyl derivative of formula 2 wherein: R 1 is methoxy, hydroxy or hydrogen, R 2 is hydrogen or hydroxy, R 3 is a C 1 -C 5 alkoxy group, and the chiral carbon atom configuration at the 2'' and 3'' positions are 2''(S),3''(R),3''(S), or a pharmaceutically acceptable salt thereof. The compounds are endowed with high antitumor activity.

A temporary wet strength polymer and compositions for paper products, e.g., toilet tissue, is disclosed. The temporary wet strength polymer is the oxidation product of an esterified polyhydroxy polymer, more preferably of an esterified polysaccharide. The esterified polymer compound is formed by reacting the polyhydroxy polymer with a 1,2-disubstituted alkene compound that has at least one carboxy...

Die Erfindung betrifft eine Vorrichtung zur Beschickung von Rundbecken mit zu klärendem Abwasser und zeichnet sich aus durch eine unterhalb der Oberfläche des geklärten Abwassers und nahe der Bodensohle voll beaufschlagte, das Rundbecken mit zu klärendem Abwasser gleichmäßig beschickende Verteilung.; A circular waste water treatment settlement basin has a water inlet (18)and outlet (32). The novel...

Die Erfindung betrifft eine Redundanzschaltung für Halbleiterspeicher mit in Segmenten organisierten Wortleitungen (WL), bei der bei Auftreten einer defekten Wortleitung (defect WL) in einem Segment (segment 8, 9, 10) mittels den jeweiligen Segmenten zugeordneten Fuse-Sets (10, 11) durch Inter-Segment-Redundanz eine redundante Wortleitung (Red. WL) im gleichen oder in einem anderen Segment durch e...

The actuator comprises an actuator probe (14) mounted on a housing (12). A magnet (26) and an electric coil (24) are fixedly and slidably mounted on the housing, respectively. The electric coil is moved by interaction of magnetic fluid of the magnet and the electromagnetic field of the coil. A rotatable drive shaft (40) of a motor (32) that is mounted on the coil, is interconnected with the actuat...

A watermark data insertion method for inserting watermark data into an input original signal is provided. The method includes: a frequency transform step for applying a frequency transform to the original signal to form an intermediate signal; a watermark data insertion stop for inserting the watermark data into a first set of frequency component of the intermediate signal; and a frequency inverse...

An intelligent digital television receiver for receiving a video signal, an audio signal and a digital data transmitted in a digital broadcast, and for executing an application based on the received digital data by itself or in connection with the received video and or audio signal. The receiver has a controller for controlling executions of applications by generating events according to event sta...

Digital coupons are selectively transmitted in a communication network to subscriber terminals for promotional purposes. Subscribers automatically receive coupon credits when they meet the preconditions of the digital coupons. Free or reduced price pay-per-view (PPV) programming in particular may be provided when a subscriber purchases a given number of PPV programs at a regular price. The termina...

The polycarbonate of the invention includes ones based on sucrose, oligosaccharides other than it, and monosaccharides each having a specified cyclic structure; ones derived from specified saccharides not containing any cyclic structure; ones having a skeleton of pentaerythritol, neopentyl glycol or trimethylolethane; and specified ones. The lubricant and electrical insulation oil of the invention...

A method whereby the N elements (R1, R2, ..., RN) of a memory (4) are read sequentially, and the data items (D1, D2, ..., DN) contained therein are compared with reference data items. Simultaneously with the reading of each element of the memory (4), its address is written in a number of redundancy check registers (7), each connected to a respective redundancy element (11). In the event the elemen...

Reliable data protection in the case of dynamic memory management. e w values of current data are prepared from a change and a check sum is determined. During the change, a second signal (PI), which would stop the change, is suppressed. After the change, the second signal (PI) is permitted again.

Nové sulfonylfenyl-beta-D-thioxylosidy mají obecný vzorec I, ve kterém X znamená atom síry nebo atom kyslíku, R znamená alkylovou skupinu s 1 až 4 atomy uhlíku, substituovanou aminovou skupinu NR.sub.1.n.R.sub.2.n., kde R.sub.1 .n.a R.sub.2.n., které jsou totožné nebo odlišné, znamenají alkylovou skupinu s 1 až 4 atomy uhlíku nebo R.sub.1 .n.a R.sub.2 .n.tvoří dohromady s atomem dusíku, ke kterém...

Deriváty antibiotik LL-E33288 obecného vzorce I, ve kterém W znamená skupinu obecného vzorce II, ve kterém R.sub.1.n. znamená atom vodíku nebo skupinu vzorce III, R.sub.4.n. znemená hydroxylovou skupinu, když R.sub.5.n. znamená atom vodíku nebo R.sub.4.n. a R.sub.5.n. dohromady tvoří karbonylovou skupinu a X znamená atom jodu nebo atom bromu, R znamená atom vodíku nebo rozvětvenou nebo nerozvětven...

Řešení se týká způsobu přípravy krystalické laktulózy prosté krystalové vody, spočívajícího v tom, že se vodný roztok laktulózy nebo vodná suspenze laktulózy nepřetržitě míchá a současně zbavuje obsahu vody odpařováním, případně v přítomnosti zárodečných krystalů, až do okamžiku, kdy se získá volně tekutý prášek.ŕ; The present invention is concerned with a method for the preparation of cryst...

Method for enhancing echogenicity of synthetic polymeric microparticles in ultrasonic imaging, by incorporating a fluorinated gas instead of air in the microparticle, is new. Also claimed is a composition for ultrasound imaging comprising a synthetic biocompatible polymeric microparticle incorporating a fluorinated gas to enhance imaging, and a pharmaceutically acceptable carrier. Also claimed is ...

A laser application set, which is an interventional application set for minimum invasive, laser-induced thermotherapy of soft-tissue tumors is disclosed.The laser application set is designed in such a manner that an introductor tube (6) with a stylet (12) is provided and accommodates a tunneled catheter (17) with an internal stylet (20).

A distributed management information such as a distributed management information 0 for management of a predetermined unit of data is stored in an redundant area of respective blocks of a flash memory, whereas a collected management information for all-at-once management of said data is stored in a predetermined block of the flash memory. When using the flash memory, firstly, it is determined whet...

An apparatus and method for managing information concerning programs recorded on a tape-like recording medium. Superimposed on a tape-like recording medium is program information pertaining to the tape-like recording medium, the programs recorded on the tape-like recording medium and the addresses of the recorded programs, as well as, any other additional information needed for management of tape-...