Citation: Im. Helander et al., PERMEABILIZING ACTION OF POLYETHYLENEIMINE ON SALMONELLA-TYPHIMURIUM INVOLVES DISRUPTION OF THE OUTER-MEMBRANE AND INTERACTIONS WITH LIPOPOLYSACCHARIDE, Microbiology, 144, 1998, pp. 385-390
Authors:
HELANDER IM
ALAKOMI HL
LATVAKALA K
MATTILASANDHOLM T
POL I
SMID EJ
GORRIS LGM
VONWRIGHT A
Citation: Im. Helander et al., CHARACTERIZATION OF THE ACTION OF SELECTED ESSENTIAL OIL COMPONENTS ON GRAM-NEGATIVE BACTERIA, Journal of agricultural and food chemistry, 46(9), 1998, pp. 3590-3595
Authors:
HIRVAS L
NURMINEN M
HELANDER IM
VUORIO R
VAARA M
Citation: L. Hirvas et al., THE LIPID-A BIOSYNTHESIS DEFICIENCY OF THE ESCHERICHIA-COLI ANTIBIOTIC-SUPERSENSITIVE MUTANT LH530 IS SUPPRESSED BY A NOVEL LOCUS, ORF195, Microbiology, 143, 1997, pp. 73-81
Authors:
HELANDER IM
VONWRIGHT A
MATTILASANDHOLM TM
Citation: Im. Helander et al., POTENTIAL OF LACTIC-ACID BACTERIA AND NOVEL ANTIMICROBIALS AGAINST GRAM-NEGATIVE BACTERIA, Trends in food science & technology, 8(5), 1997, pp. 146-150
Authors:
MORAN AP
OMALLEY DT
VUOPIOVARKILA J
VARKILA K
PYHALA L
SAXEN H
HELANDER IM
Citation: Ap. Moran et al., BIOLOGICAL CHARACTERIZATION OF CAMPYLOBACTER-FETUS LIPOPOLYSACCHARIDES, FEMS immunology and medical microbiology, 15(1), 1996, pp. 43-50
Citation: Vp. Kontinen et al., THE SECG DELETION MUTATION OF ESCHERICHIA-COLI IS SUPPRESSED BY EXPRESSION OF A NOVEL REGULATORY GENE OF BACILLUS-SUBTILIS, FEBS letters, 389(3), 1996, pp. 281-284
Authors:
HELANDER IM
KATO Y
KILPELAINEN I
KOSTIAINEN R
LINDNER B
NUMMILA K
SUGIYAMA T
YOKOCHI T
Citation: Im. Helander et al., CHARACTERIZATION OF LIPOPOLYSACCHARIDES OF POLYMYXIN-RESISTANT AND POLYMYXIN-SENSITIVE KLEBSIELLA-PNEUMONIAE-03, European journal of biochemistry, 237(1), 1996, pp. 272-278
Citation: Im. Helander et A. Haikara, CELLULAR FATTY ACYL AND ALKENYL RESIDUES IN MEGASPHAERA AND PECTINATUS SPECIES - CONTRASTING PROFILES AND DETECTION OF BEER SPOILAGE, Microbiology, 141, 1995, pp. 1131-1137
Authors:
NUMMILA K
KILPELAINEN I
ZAHRINGER U
VAARA M
HELANDER IM
Citation: K. Nummila et al., LIPOPOLYSACCHARIDES OF POLYMYXIN-B-RESISTANT MUTANTS OF ESCHERICHIA-COLI ARE EXTENSIVELY SUBSTITUTED BY 2-AMINOETHYL PYROPHOSPHATE AND CONTAIN AMINOARABINOSE IN LIPID-A, Molecular microbiology, 16(2), 1995, pp. 271-278
Authors:
SENCHENKOVA SN
SHASHKOV AS
MORAN AP
HELANDER IM
KNIREL YA
Citation: Sn. Senchenkova et al., STRUCTURES OF THE O-SPECIFIC POLYSACCHARIDE CHAINS OF PECTINATUS-CEREVISIIPHILUS AND PECTINATUS-FRISINGENSIS LIPOPOLYSACCHARIDES, European journal of biochemistry, 232(2), 1995, pp. 552-557
Citation: Im. Helander et al., INCREASED SUBSTITUTION OF PHOSPHATE GROUPS IN LIPOPOLYSACCHARIDES ANDLIPID-A OF THE POLYMYXIN-RESISTANT PMRA MUTANTS OF SALMONELLA-TYPHIMURIUM - A P-31-NMR STUDY, Molecular microbiology, 11(3), 1994, pp. 481-487
Authors:
REPO H
RENKONEN R
HELANDER IM
LEIRISALOREPO M
Citation: H. Repo et al., ALKALI-TREATED LPS OF YERSINIA-ENTEROCOLITICA DOES NOT INDUCE EXPRESSION OF E-SELECTIN, ICAM-1 OR VCAM-1 ON ENDOTHELIAL-CELLS BUT MAY MEDIATE ANTIBODY-DEPENDENT AND COMPLEMENT-DEPENDENT CELL INJURY, Scandinavian journal of immunology, 39(3), 1994, pp. 241-248
Authors:
MORAN AP
OMALLEY DT
KOSUNEN TU
HELANDER IM
Citation: Ap. Moran et al., BIOCHEMICAL-CHARACTERIZATION OF CAMPYLOBACTER-FETUS LIPOPOLYSACCHARIDES, Infection and immunity, 62(9), 1994, pp. 3922-3929
Authors:
HELANDER IM
KILPELAINEN I
VAARA M
MORAN AP
LINDNER B
SEYDEL U
Citation: Im. Helander et al., CHEMICAL-STRUCTURE OF THE LIPID-A COMPONENT OF LIPOPOLYSACCHARIDES OFTHE GENUS PECTINATUS, European journal of biochemistry, 224(1), 1994, pp. 63-70
Citation: Jp. Himanen et al., ASSESSMENT OF NONPROTEIN IMPURITIES IN POTENTIAL VACCINE PROTEINS PRODUCED BY BACILLUS-SUBTILIS, Vaccine, 11(9), 1993, pp. 970-973
Authors:
OJANEN T
HELANDER IM
HAAHTELA K
KORHONEN TK
LAAKSO T
Citation: T. Ojanen et al., OUTER-MEMBRANE PROTEINS AND LIPOPOLYSACCHARIDES IN PATHOVARS OF XANTHOMONAS-CAMPESTRIS, Applied and environmental microbiology, 59(12), 1993, pp. 4143-4151
Authors:
HIMANEN JP
PYHALA L
OLANDER RM
MERIMSKAYA O
KUZINA T
LYSYUK O
PRONIN A
SANIN A
HELANDER IM
SARVAS M
Citation: Jp. Himanen et al., BIOLOGICAL-ACTIVITIES OF LIPOTEICHOIC ACID AND PEPTIDOGLYCAN TEICHOIC-ACID OF BACILLUS-SUBTILIS-168 (MARBURG), Journal of General Microbiology, 139, 1993, pp. 2659-2665