23 Result(s)

Article

Isoenzymdifferenzierung der Gamma-Glutamyltransferase mit Concanavalin A und Con A-Sepharose

In this investigation a new possibility of isoenzyme-differentiation of the gamma-glutamyltransferase (GGT) (EC Nr.2.3.2.2.) was demonstrated by Concanavalin A and Con A-Sepharose. Because of the different sug...

E. Köttgen, W. Gerok in Klinische Wochenschrift (1976)

Article

Struktur — Funktion und analytischer Einsatz in biologischen Systemen

Lectins are proteins or glycoproteins, originally isolated from plant seeds. Characteristics are their ability to bind glycoproteins or glycolipids depending on the carbohydrate residues.

E. Köttgen in Klinische Wochenschrift (1977)

Article

Neue Ergebnisse zur biologischen und medizinischen Bedeutung von Glycoproteinen

Increasing knowledge on structure, biosynthesis and catabolism of glycoproteins have given new insights on the patho-biochemical and clinical significance of these macromolecules. The most important results an...

E. Köttgen, Ch. Bauer, W. Reutter, W. Gerok in Klinische Wochenschrift (1979)

Article

Studien zum Reaktionsmechanismus Kohlenhydrat-spezifischer Rezeptorproteine (Lectine)

E. Köttgen, Ch. Bauer, S. Schmitt… in Fresenius' Zeitschrift für analytische Che… (1980)

Article

Neue diagnostische Möglichkeiten bei der Funktionsanalyse des zellulären Immunsystems in vitro

H. -A. Fabricius, E. Köttgen, R. Stahn… in Fresenius' Zeitschrift für analytische Che… (1982)

Article

Affinitäts-Chromatographie von Plasminogen an Lysin-Sepharose und Concanavalin A-Sepharose

E. Köttgen, H. Å. Fabricius, S. Schmitt… in Fresenius' Zeitschrift für analytische Che… (1982)

Article

Glutensensitive Enteropathie — im Lichte neuer klinischer und pathogenetischer Aspekte

The corn protein gluten causes the gluten-sensitive enteropathy in susceptible persons (HLA-antigens). The diagnosis is made on the basis of the morphological criteria of villous atrophy of the jejunal mucosa ...

PD Dr. F. Kluge, H. K. Koch, E. Köttgen, W. Gerok in Klinische Wochenschrift (1983)

Article

Untersuchungen zum Lectin-Charakter von Gluten und zum Pathomechanismus der Coeliakie

E. Köttgen, B. Volk, M. Müller, W. Gerok in Fresenius' Zeitschrift für analytische Chemie (1984)

Article

A general micro-ELISA design utilizing monoclonal antibodies: Application to assays for AFP and CEA

Although more laborious at first sight than commercial ELISA procedures, our assay system can compete with them even in terms of turn-around time: with simple microtitre equipment assay time is practically uni...

C. Müller, R. Moritz, E. Köttgen in Fresenius' Zeitschrift für analytische Chemie (1986)

Article

Untersuchungen zur Modulation der Fibronectin-Liganden-Wechselwirkung

S. Hoeft, E. Köttgen, Ch. Müller, B. Hell… in Fresenius' Zeitschrift für analytische Che… (1986)

Article

Electrophoretic patterns of γ-glutamyl transferase after conventional isoelectric focusing and on immobilized pH-gradients

P. Sinha, E. Köttgen, P. G. Righetti in Fresenius' Zeitschrift für analytische Chemie (1986)

Article

Proteases and antiproteases related to the coagulation system in plasma and ascites — An approach to differentiate between malignant and cirrhotic ascites

The concentrations of several proteases and antiproteases known to be present in ascites were tested in plasma and ascitic fluid with regard to their ability to separate ascites according to malignant or nonma...

J. Schölmerich, U. Zimmermann, E. Köttgen, B. A. Volk, S. Ehlers… in Klinische Wochenschrift (1987)

Article

Proteases and antiproteases related to the coagulation system in plasma and ascites — Influence of dexamethasone

Fibrinolysis induced by the infusion of plasminogen activators into the circulation has been shown to cause coagulation disorders in ascites retransfusion. Dexamethasone is known to inhibit the synthesis of pl...

J. Schölmerich, U. Zimmermann, E. Köttgen, B. A. Volk, C. Hasler… in Klinische Wochenschrift (1987)

Article

HIV p24 ELISA for quantitation of HIV infection and replication in vitro

The presented p24 ELISA performs better than other methods to follow HIV infection in cell culture: it is more sensitive, more specific and less laborious than the reverse transcriptase assay or advanced histo...

Ch. Müller, R. Moritz, G. Prigge, D. Weitzel… in Fresenius' Zeitschrift für analytische Che… (1988)

Article

Protein- und Lipid-gebundene N-Acetylneuraminsäure (Sialinsäure) im Serum. Tierexperimentelle Befunde und Untersuchungen zur diagnostischen Relevanz in der Humanmedizin

A. Müller, M. Eck, Ch. Müller, P. Sinha… in Fresenius' Zeitschrift für analytische Che… (1988)

Article

In vitro model of HIV-infection and replication in human peripheral blood leucocytes

A. Kage, R. Kunze, G. Prigge, D. Weitzel… in Fresenius' Zeitschrift für analytische Che… (1988)

Article

The role of immature, high-mannose-type glycosylated proteins in gluten-mediated enterocyte damage. An animal model for coeliac disease

E. Köttgen, M. Beiswenger, Ch. Bauer in Fresenius' Zeitschrift für analytische Chemie (1988)

Article

GLIA (Glykoprotein-Lectin-Immunosorbent-Assay): Eine neue Technik zur Glykoproteincharakterisierung und zur Definition der Kohlenhydrat-Spezifität von Lectinen

E. Köttgen, Ch. Müller, B. Hell, H. Kairies… in Fresenius' Zeitschrift für analytische Che… (1988)

Article

Enzymatic analysis

H. J. Hütter, R. Pantschewa-Haschen… in Fresenius' Journal of Analytical Chemistry (1990)