Beckman Instruments, Inc.

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Amino acid analysis . . . quantitative analysis in 24 hours for the twenty amino acids in protein hydrolyzates . . . in 50 hours for the free amino acids and related compounds in phys- iological fluids. (ΪΓ) (HÎS^) (ΛΓ) (kp) (/ThM (jw) (Glu) (ΡπΓ) (Gly) (Ala J ( Cys) (Vai ) (jVteT) («eiT) Ueuj (jyr (ϊ) (Try^) (Hypro) (Hylys Amino acid isolation . . . separation, collection, and identification of amino acids and related compounds in physiolog- ical fluids and tissue and plant extracts on both analytical and preparative scale. (HisW/SAIa J (Ornithine J Peptide isolation . . . separation, collection, and identification of peptides on both analytical and preparative scale. MODEL 120 AMINO ACID ANALYZER DOES ALL THREE automatically î To enable owners to realize maximum benefits from the Model 120, Spinco Division now offers regularly scheduled operator training sessions. These are comprehensive courses covering op- eration of the instrument, the chemistry involved and advanced techniques. We will be happy to send you the curriculum and schedule. With the addition of new accessories, the 120 Analyzer has become an even more valuable time- saving tool for the biochemist. Large-bore columns allow preparative runs on mixtures of peptides or amino acids. A versatile new valving system and an accessory stream divider pump permit part of the column effluent to be analyzed colorimetrically, while diverting the main flow either to an external fraction collector, through a scintillation counter, or both. Whether your work involves analyzing protein hydrolyzates, physiological fluids, tissue extracts, foods, culture media, or pharmaceuticals, this ver- satile instrument can take over much of the routine of repetitive peptide and amino acid analyses. For latest information on the Model 120 Analyzer, and its new accessories, write Beckman Instruments, Inc., Spinco Division, Stanford In- dustrial Park, Palo Alto, California, and ask for Data File 120-7. Beckman ® Spinco Division Beckman Instruments, Inc. SALES AND SERVICE FACILITIES ARE MAINTAINED BV Β Ε C K M A N/| NT Ε R Ν A T I Ο Ν AL DIVISION IN FIFTY COUNTRIES Circle No. 34 on Readers' Service Card VOL. 33, NO. 7, JUNE 1961 · 1 A Phe W Pro W Asp W Ser j Vat j (Lys\^PheY|Asp j Tyr Y-f Arg j ( Tyr j - f Asp ) Pro j—f Asp VY Val V( Ala J Leu\-T Vat \-T Thr \ /Ala J Arg J Acetyl I—( Asp j Hylys) Uluj—\ NH 2 \ J) (V) (jV^/sl^ AspV\ NH 2 \ (Hypro)

Transcript of Beckman Instruments, Inc.

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Amino acid analysis . . . quantitative analysis in 24 hours for the twenty amino acids in protein hydrolyzates . . . in 50 hours for the free amino acids and related compounds in phys­iological fluids.

(ΪΓ) (HÎS )̂ ( Λ Γ ) (kp)

(/ThM (jw) ( G l u ) ( Ρ π Γ )

( G l y ) (Ala J ( Cys) (Vai )

(jVteT) («eiT) Ueuj (jyr

( ϊ ) (Try^) (Hypro) (Hylys

Amino acid isolation . . . separation, collection, and identification of amino acids and related compounds in physiolog­ical fluids and tissue and plant extracts on both analytical and preparative scale.

(HisW/SAIa J (Ornithine J

Peptide isolation . . . separation, collection, and identification of peptides on both analytical and preparative scale.

MODEL 120 AMINO ACID ANALYZER DOES ALL THREE

automatically î

To enable owners to realize maximum benefits from the Model 120, Spinco Division now offers regularly scheduled operator training sessions. These are comprehensive courses covering op­eration of the instrument, the chemistry involved and advanced techniques. We will be happy to send you the curriculum and schedule.

With the addi t ion of new accessories, the 120 Analyzer has become an even more valuable time-saving tool for the biochemist. Large-bore columns allow preparative runs on mixtures of peptides or amino acids. A versatile new valving system and an accessory stream divider pump permit part of the column effluent to be analyzed colorimetrically, while diverting the main flow either to an external fraction collector, through a scintillation counter, or both.

Whether your work involves analyzing protein hydrolyzates, physiological fluids, tissue extracts, foods, culture media, or pharmaceuticals, this ver­satile instrument can take over much of the routine of repetitive peptide and amino acid analyses.

For la tes t i n fo rmat ion on the Mode l 120 Analyzer, and its new accessories, write Beckman Instruments, Inc., Spinco Division, Stanford In­dustrial Park, Palo Alto, California, and ask for Data File 120-7.

B e c k m a n ®

Spinco Division Beckman Instruments, Inc.

S A L E S A N D S E R V I C E F A C I L I T I E S A R E M A I N T A I N E D B V Β Ε C K M A N / | N T Ε R Ν A T I Ο Ν A L D I V I S I O N I N F I F T Y C O U N T R I E S Circle No. 34 on Readers' Service Card

VOL. 33, NO. 7, JUNE 1961 · 1 A

Phe W Pro W Asp W Ser j

Vat j ( L y s \ ^ P h e Y | A s p j

Tyr Y-f Arg j ( Tyr j - f Asp )

Pro j—f Asp V Y Val V ( Ala J

Leu\-T Vat \ - T Thr \ / A l a J

Arg J Acetyl I— ( Asp j

Hylys) U l u j — \ NH2 \

J ) (V) (jV /̂sl̂ AspV\ NH2 \ (Hypro)