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L2643

Sigma-Aldrich

α-Lactose monohydrate

suitable for cell culture, BioReagent

Synonyma:

β-D-Gal-(1→4)-α-D-Glc, 4-O-β-D-Galactopyranosyl-α-D-glucose, Milk sugar

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About This Item

Empirický vzorec (Hillův zápis):
C12H22O11 · H2O
Číslo CAS:
5989-81-1
Molekulová hmotnost:
360.31
MDL number:
MFCD00150747
UNSPSC Code:
12352201
PubChem Substance ID:
24896320
NACRES:
NA.75

biological source

bovine milk

product line

BioReagent

assay

≥99% total lactose basis (GC)

form

powder

technique(s)

cell culture | mammalian: suitable

impurities

≤0.05% Glucose
≤4% β-lactose

solubility

water: 100 mg/mL, clear, colorless

SMILES string

[H]O[H].OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O

InChI

1S/C12H22O11.H2O/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17;/h3-20H,1-2H2;1H2/t3-,4-,5+,6+,7-,8-,9-,10-,11+,12+;/m1./s1

InChI key

WSVLPVUVIUVCRA-KPKNDVKVSA-N

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Application

α-Lactose monohydrate has been used:
  • as a component of fraction B of diluent M1 for dilution of ram semen
  • as a component of Platz diluent variant (PDV) for dilution of bottlenose dolphin semen
  • in the preparation of HyQ PF-Chinese hamster ovary (CHO) disaccharide media for the adaptation of CHO cell lines
  • for the preparation of protein-free chemically defined cell culture medium (PFCDM) for the adaptation of human embryonic kidney 293 (HEK293) cells

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Osvědčení o analýze (COA)

Vyhledejte osvědčení Osvědčení o analýze (COA) zadáním čísla šarže/dávky těchto produktů. Čísla šarže a dávky lze nalézt na štítku produktu za slovy „Lot“ nebo „Batch“.

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D-Lactose monohydrate tested according to Ph. Eur.

Sigma-Aldrich

61341

D-Lactose monohydrate

Anhydrous lactose United States Pharmacopeia (USP) Reference Standard

USP

1356676

Anhydrous lactose

Millipore

Millipore

1.07660

Lactose monohydrate

α-Lactose-Agarose saline suspension

Sigma-Aldrich

L7634

α-Lactose-Agarose

Lactose monohydrate European Pharmacopoeia (EP) Reference Standard

Y0001750

Lactose monohydrate

Lactose (Monohydrate) Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1024

Lactose (Monohydrate)

Lactose monohydrate milk sugar, suitable for microbiology

Millipore

1.07657

Lactose monohydrate

Lactalbumin hydrolysate suitable for microbiology

Millipore

61302

Lactalbumin hydrolysate

Lactose, Anhydrous Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1025

Lactose, Anhydrous

A Thiel et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 125, 528-539 (2019-02-06)
3-NOP (3-nitrooxypropanol) reduces enteric methane formation in ruminants. A series of ADME studies in rats, lactating goats and beef cattle was performed. 3-NOP was entirely absorbed from the GIT of rats: approximately 75% of the administered 3-NOP was eliminated as
T R Robeck et al.
Biology of reproduction, 70(5), 1340-1348 (2004-01-09)
Research was conducted to develop an effective method for cryopreserving bottlenose dolphin (Tursiops truncatus) semen processed immediately after collection or after 24-h liquid storage. In each of two experiments, four ejaculates were collected from three males. In experiment 1, three
L Anel et al.
Theriogenology, 60(7), 1293-1308 (2003-09-27)
Glycerol has been the most widely used cryopreservation agent for spermatozoa and a wide range of factors affect its action on sperm viability and fertilizing capacity. We tested three methods for freezing ram semen packed in 0.25 ml straws (final
Ling Zhang et al.
Theranostics, 10(24), 11339-11358 (2020-10-13)
Background: TSTA3 gene encodes an enzyme responsible for synthesis of GDP-L-fucose as the only donor in fucosylation. This study was designed to explore clinical value, function and underlying mechanism of TSTA3 in the development of esophageal squamous cell carcinoma (ESCC).
Dawn Sow Zong Leong et al.
Scientific reports, 7, 45216-45216 (2017-03-31)
Mammalian cells are generally considered to be unable to utilize polysaccharides for cell growth because the phospholipid bilayer in the cell membrane has very low permeability to sugars. With the recent discovery of the only known animal disaccharide transporter, a
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