A supplier suspends shipping to France after 21 consecutive customs detentions
The route did not close because of a rule about peptides.
The Supply Chain
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Page 59
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
QYB declines, for the 10th time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Ireland health authority warns on falsified semaglutide pens
Reported from the analysis, not from a warning notice.
What an 11% rise in coupling-reagent prices does to a 2 mg vial
Follow the resin, not the catalogue.
Four ways a peptide comes apart
We describe each pathway in enough chemical detail to explain why it is invisible to the method the trade uses, because that is the part which has practical consequences.
What changed at WWB in April, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
Australia health authority warns on falsified exenatide pens
Reported from the analysis, not from a warning notice.
Homopeptide declines, for the 21st time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
A supplier suspends shipping to South Africa after 14 consecutive customs detentions
The route did not close because of a rule about peptides.
Why a dead-clean sterile filter can pass pyrogen straight through
Bacterial endotoxin is a heat-stable lipopolysaccharide from the outer membrane of Gram-negative organisms. It survives sterilisation, passes a sterilising filter, and is…
What a 13% rise in coupling-reagent prices does to a 15 mg vial
Follow the resin, not the catalogue.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
Wuhan export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
South Africa health authority warns on falsified liraglutide pens
Reported from the analysis, not from a warning notice.
What changed at MKM in April, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
What the sequence tells you about how a peptide will fail
The sequence predicts the failure mode. A methionine predicts oxidation; an asparagine followed by a glycine predicts deamidation; a cysteine predicts disulphide scrambling.