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English |
Comments |
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Saccharose
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Sucrose
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‘Table’ sugar
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SAICAR
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SAICAR
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Succinoaminoimidazole carboxamide
ribotide
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SAICARP
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SAICARP
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1-(5--phosphoribosyl)-4-(N-succinocarboxamide)-5-aminoimidazole
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Salpetersäure
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Nitric acid
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HNO3 (do not confuse with
nitrous acid, HNO2)
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Salpetrige Säure
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Nitrous acid
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HNO2(do not confuse with nitric acid, HNO3)
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Sauerstofftransferrate
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Oxygen transfer rate; OTR
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OTR
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Sauerstofftransport
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Oxygen transport
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Movement of oxygen from a bubble into a
microbial cell; also ‘oxygen transfer’
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Sauerstoffübergangskoeffizient
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Oxygen transfer coefficient
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Sauerteig
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Sourdough
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(US English) A stock culture of yeast, or
the bread made with it. Slang:
Alaskan prospector
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Saugkolbenpipette
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f
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Piston pipet
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säurefest
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adj
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Acid-fast
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Describes bacteria (mycobacteria) which,
after staining, are not decolorized by acid
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Scale Up
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n
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Scale up; scale-up
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Conversion from laboratory to production
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Schärfentiefe
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Depth of field
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Properly, not the same as depth of focus.
See “Tiefenscharfe”
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Scharlach
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Scarlet fever
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Pathogen: Streptococcus pyogenes
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Schaufelradreaktor
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n
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Paddle wheel reactor
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In this type, the microorganisms adhere
to the paddles and are moved in and out of the culture medium as the wheel
rotates.
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Schauglas
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n
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View port
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Inspection window (in a
fermentor/reactor)
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Schaumabscheider
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Foam separator
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Schaumelektrode
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n
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Foam (detection) electrode
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Schaumzentrifuge
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n
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Foam centrifuge
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Used to break foam
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Scheibenrührer
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Disc stirrer
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Has typically 4-8 flat blades projecting
radially beyond a disc.
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Scheibenrührer
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n
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Disc turbine
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Has radial paddles attached to a solid
disc; the paddles extend beyond the disc.
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Scheide
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Sheath
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Tubular envelopes produced by filamentous
bacteria (usually polysaccharide, sometimes iron oxide, etc.)
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Scherkraft
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n
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Shear force
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Schlamm
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Sludge
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Schlammschleuder
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m
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Sludge centrifuge
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Schlempe
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f
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Spent mash
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Distiller’s slop; vinasse; bottom
product; distiller’s wash.
Residue after alcohol has been distilled
off.
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Schleuderfilter
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m
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Centrifugal filter
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Schleuse
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f
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Lock
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(as in air lock, etc.)
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Schliffverbindung
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f
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Ground (glass) joint
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Often conical (Standard Taper), but can
be spherical or flat
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Schneckenmischer
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m
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Helical mixer
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Helical agitator
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Schnellverfahren
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Quick (vinegar) process
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Commonly refers to vinegar production; a
faster process than the early surface process. Wine (etc.) trickles over a
porous filling for best oxygen supply. Also known as the “German” process.
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Schrägagar
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Slant
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Culture tube in which medium has been
solidified with the tube held at about 60° from the vertical.
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Schragagarröhrchen
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Slant
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A culture tube in which an agar medium
has solidified while the tube was held at an angle of about 50-60° from the
vertical (to increase the surface area for growth)
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Schrägblattruhrer
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n
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Pitched-paddle stirrer
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Schraubenrührwerk
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n
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Helical agitator
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Helical mixer
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Schubzentrifuge
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n
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A type of screen centrifuge
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Schüttelkultur
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Shaken culture
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Usually: in shake flask(s)
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Schüttelmaschine
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n
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Shaker
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Motor-driven device to aerate flasks of
liquid culture media
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Schwefelpurpurbakterien
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Purple sulfur bacteria
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Photosynthetic bacteria using H2S
as a hydrogen source instead of H2O, and producing sulfur instead
of oxygen
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Schweinehüterkrankheit
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Swineherd’s disease
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A form of leptospirosis caused by Leptospira pomona
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Schwermetal
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Heavy metal
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Variously defined as metal with atomic
weight > iron, or metals which form insoluble sulfides with hydrogen
sulfide.
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SCP
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n
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Single-cell protein
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Microorganisms grown as human or animal
food
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Screening
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n
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Screening
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Systematic testing of microorganisms in
specified test systems for production of certain products (or for sensitivity
to antimicrobial agents)
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Sehfeldzahl
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Field number
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Value indicating the size of the visible
field in an optical microscope
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Sekundäre Metabolite
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n
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Secondary metabolite(s)
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Metabolites found only in some organisms
and which are usually not essential for their life.
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selbstansaugend
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Self-priming
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Selbstansaugender Rührer
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n
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Stirrer with draft tube
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Stirrer in which a turbine stirrer at the
bottom of a reactor draws liquid and air (vortex) down a draft tube (suction
tube) so that air is dispersed into the fermentation medium.
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Separator
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Separator
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A centrifuge for separating two dispersed
immiscible liquids, typically with a stack of conical plates. The two liquids
are removed in two separate streams.
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Sequestierungsmittel
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Chelating agent
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Shikimat
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n
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Shikimate
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Anion of shikimic acid,
3,4,5-trihydroxy-1-cyclohexene-1-carboxylic acid
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Sickerbecken
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n
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Settling pond
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Settling basin
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Siderophore
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Siderophore
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Compound which binds and transports iron
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Siebboden
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Perforated plate (or tray)
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Siebboden
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Sieve plate
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Siebbodenkaskade
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n
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Sieve plate (tray) cascade
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Siebkorbzentrifuge
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n
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Perforated basket centrifuge
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A type of screen centrifuge
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Siebschneckenschleuder
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n
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A type of screen centrifuge
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Siebzentrifuge
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n
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Screen centrifuge
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Centrifuging forces fluid through a
screen
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Silicagel
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Silica gel
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An inorganic gel of silicon dioxide, used
to solidify media if organic constituents must be avoided.
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SIM
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SIM
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(US) Society for Industrial Microbiology
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Sojamehl
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n
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Soybean meal
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Residue after extraction of oil from soy
beans.
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Sojapepton
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n
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Soy peptone
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Peptone from soybean meal
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Spaltprodukt
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Hydrolysis product
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In biochemistry. (also ‘(nuclear) fission
product’)
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Speicherstoff
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Reserve
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Spender
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m
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Dispenser
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Sometimes “donor”.
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Sperrfilter
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Barrier filter; secondary filter
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Filter to remove ultraviolet light from
the fluorescent image in fluorescence microscopy
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Spiralaustauscher
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n
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Spiral heat exchanger
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Spirochaete
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-n
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Spirochete, Spirochetes
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Thin, flexible, spiral bacteria; they
include pathogens (syphilis, etc.), but most are harmless
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Spore
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f
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Spore
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Sporenbildner
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Spore-formers
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Sporenbildung
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Sporulation
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Sporenfärbung
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Spore staining
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Sporenkeimung
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Spore germination
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Sprossung
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Budding
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Growth and division process in yeasts
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Sprühtrockner
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m
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Spray drier
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Spurenelemente
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Trace elements
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Stäbchen
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Rods
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Stamm
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Strain
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A variant form of a species; also a
‘stock’ strain
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Stammentwicklung
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Strain development
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Stangenrührer
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m
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Bar agitator
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Starter-Kulturen
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Starter cultures
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stationäre Phase
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Stationary phase
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Period after rapid growth, in which cell
multiplication is balanced by cell death
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sterilisierbar
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adj
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Sterilizable
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Sterilität
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Sterility
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Sterilitätprüfung
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f
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Sterility testing
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Testing for sterility (e. g., of
injectable pharmaceuticals)
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Steriltechnik
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Sterile technique; aseptic technique
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Stickland-Reaktion
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Stickland reaction
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Reaction in which alanine and glycine are
metabolized together although neither is metabolized individually. Alanine is
oxidized and glycine is reduced, both yielding acetic acid.
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Stickstoff Fixierung
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Nitrogen fixation
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Conversion of atmospheric N2
to forms usable by plants (ammonia)
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stickstoffbinden
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v
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To fix nitrogen
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Stickstoffquelle
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Nitrogen source
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Stiel
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m, -(e)s, -e
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Stem
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Stoffwechsel
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Metabolism
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Stoffwechselwege
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Metabolic pathways
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Strahlengang
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Light path
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streng
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adj, adv
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Strict, strictly, obligate, obligately
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streng aerob
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adj
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Obligately aerobic
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Must have oxygen to grow
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streng anaerob
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adj
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Obligately anaerobic
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Cannot live in presence of oxygen
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Streulichtmessung
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Scattered-light measurement
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See also ‘nephelopmetrie/nephelometry’
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Stromtrockner
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Electrodrier
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Strukturgene
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Structural genes
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Sublimat
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Mercuric chloride, HgCl2
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‘Corrosive sublimate’, HgCl2; not mercurous chloride, HgCl (or Hg2Cl2)
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Submersverfahren
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Submerged process
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Organisms grow in suspension in liquid
medium; aeration is often essential.
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Substrat
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Substrate
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Substance (chemical) upon which an enzyme
or microorganism acts
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Sudanschwarz B
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Sudan Black B
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An oil-soluble stain used to stain fatty
deposits in bacteria
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Sulfitablauge
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Sulfite liquor
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Waste from cellulose/paper production,
used as nutrient in industrial microbiology
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Sulfitablauge
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Sulfite liquor
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A waste from the paper industry; usable
for growing yeasts
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Sulfit-Methode
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Sulfite method
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Procedure for determining oxygen transfer
into a solution (by determining the amount of sulfite oxidized)
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Superoxid
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Superoxide
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O2-
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Superoxid Dismutase
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Superoxide dismutase
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Enzyme which catalyzes the reaction of
superoxide:
2 O2- + 2 H+
-> H2O2 + O2
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Supplin
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Supplement?
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Copyright © 2010 Denzel Dyer, all rights reserved.
