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Biomedical subjects

H Schlichting

Publications and source records attributed to H Schlichting.

9 recordsLinked to original sources

Photo- and thermodesorption of helium on Pt(111).

In a detailed study of thermal desorption of monolayers of both 4He and 3He adsorbed on Pt(111) (binding energy about 9 meV), we have observed photodesorption induced by the blackbody radiation from a room temperature environment. This process proceeds independently of the thermal desorption. Theoretical treatments of both thermal and photodesorption are given and agree very well with the data in all important aspects. We conclude that the photodesorption is due to direct coupling of photons to the adsorbate.

Journal Article↗

Out-of-hospital cardiac arrest in north-east Germany: increased resuscitation efforts and improved survival.

In the years after 1989 major political and socioeconomic changes have taken place in East Germany. In parallel, emergency medical services (EMS) were restructured according to western standards. In Stralsund the EMS was restructured from a single to a two tier system with implementation of a second ambulance base in 1990. The number of household telephone extensions more than doubled. To analyze the effects of these changes, patients receiving advanced life support (ALS) for out-of-hospital cardiac arrest of cardiac origin (OHCA) between 1984 and 1988, and from 1991 to 1997 were studied. Adjusted per 100,000 inhabitants, the number of OHCA patients receiving ALS increased from 11 per year before 1989 to 52 per year after 1990 (P < 0.01). Survival without relevant neurologic defects was achieved in 3.7% (2/53) of patients before 1989 and in 8.1% (22/273) after 1990. Response time of the ALS unit shortened from 11.0 +/- 1.4 to 9.0 +/- 0.4 min (n.s.), while response time of any EMS shortened from 11.0 +/- 1.4 to 6.1 +/- 0.3 min (P < 0.005). Adjusted for observation period and population served, there was a 10-fold increase in the number of resuscitations attempted at home and an 8-fold increase in the absolute number of OHCA survivors without relevant neurological defects. In parallel to socioeconomic changes, the restructuring of the EMS in Stralsund and the rapid expansion of the telephone network led to a significant increase in the number of patients successfully resuscitated from OHCA. If the present results can be transferred to other former socialist countries of East and Middle Europe, they may have important implications for the EMS in these regions.

Emergency Medical Services↗

[Therapy of progressive scleroderma. Collagen-like protein in progressive scleroderma under D-penicillamine therapy].

The collagen-like-protein (CLP) in sera of patients with scleroderma (n = 20) and controls with (n = 25) this disease as well as in scleroderma-patients under treatment with D-penicillamine (DPA) was determined. The increase of collagen-like-protein roughly parallels the activity of the disease and secondly parallels the therapy. A relationship to collagen biosynthesis or metabolism is discussed.

Blood Proteins↗