Abstract: A method for facilitating the healing of skin comprising applying topically to skin a composition containing an amount of a lipopolysaccharide extracted from gram negative bacteria effective to facilitate skin healing.

Abstract: A sequence of anti-direction, anti-messenger RNA oligonucleotides of .alpha.-TNF characterized in that it possesses the structure of the formula ##STR1## wherein X is hydrogen, or a sequence of 1 to 17 oligonucleotides in free form, in alkylated form, in sulfurated form or in the form of a poly L-lysine derivative useful for stopping the production of .alpha.-TNF.

Abstract: A sulfate derivative of galactan extracted from Klebsiella mainly comprised of sulfate neutral oses in a proportion of 20 to 90% of hydroxyls and their preparation and method of use.

Abstract: A dermatological hair growth stimulating composition containing an effective amount of a glycoprotein extract of gram negative bacteria as the growth stimulant and a method of stimulating hair growth.

Abstract: A novel process for the preparation of water-soluble acyl glycoprotein extracted from Klebsiella Pneumoniae containing 30 to 45% by weight of proteins, 30 to 40% by weight of neutral saccharides, less than 4% of glucuronic acid, 2 to 5% by weight of osamines with a molecular weight of about 350,000 daltons and having a polysaccharide chain of n chains of one molecule of glucose and 4 molecules of galactose attached to an asparagine of a proteidic chain by a core formed of heptose and 2-keto-3-deoxy-octulosonic acid followed by an acyl portion containing .beta.-hydroxymyristic acid and then N-acetyl-glucosamine designated herein as F.sub.1 and compositions and a method of inducing antiallergic properties in warm-blooded animals.

Abstract: An acylglycan extract of Klebsiella consisting essentially of about 80% of neutral oses, about 20% of lipids and less than 2% of proteins and having a molecular weight of approximately 12,500 and a process for obtining them which have antiallergic and immunomodulating properties.

Abstract: Novel water-soluble, immunostimulating glycoproteins extracted from Klebsiella pneumoniae containing 30 to 45% by weight of proteins, 30 to 40% by weight of neutral saccharides, up to 4% by weight of glucuronic acid, 2 to 5% by weight of osamines and having a molecular weight of about 350,000 daltons.

Abstract: Novel water-soluble, immunostimulating glycoproteins extracted from Klebsiella pneumoniae containing 30 to 45% by weight of proteins, 30 to 40% by weight of neutral saccharides, up to 4% by weight of glucuronic acid, 2 to 5% by weight of osamines and having a molecular weight of about 350,000 daltons.

Abstract: Novel water-soluble, immunostimulating glycoproteins extracted from Klebsiella Pneumoniae containing 20 to 35% by weight of proteins, 50 to 70% by weight of neutral monosaccharides, 3 to 8% by weight of glucuronic acid, 1.5 to 3% by weight of osamines and having a molecular weight greater than 100,000 daltons.

Abstract: Novel water-soluble glycoproteins isolated from Hafnia strain having remarkable anti-inflammatory and immunostimulating activity with very good tolerance and their preparation.