For those old hands who remember Colby and it’s spin out Allecure and the lymph-node injection technology MKC1106 Mannkind transferred out (licensed) to Colby in exchange for future milestone payments and product royalties, here’s a link to a Oct, 2020 article “Strategies in DNA vaccine for melanoma cancer” which reports using the MKC1106-MT as follows:
“The multi‐component active immunotherapy (MKC1106‐MT) is an immunotherapeutic consisting of a recombinant plasmid (pMEL‐TYR) which encodes for MART‐1 and tyrosinase as two melanoma‐associated proteins. This immunotherapy regimen uses different doses of the DNA construct (500 μg, 1,000 μg, and 1,500 μg). The administration of the vaccine was done through IN into the lymph node in the patient with stage IV melanoma. The vaccination resulted in the induction of immune responses and is associated with favorable clinical outcomes in phase I/II trial (NCT00033228).”
From
onlinelibrary.wiley.com/doi/full/10.1111/pcmr.12933This study again raises questions previously raised in threads here about Colby and Allcures which ultimately concluded could only be answered by Management, namely what are the prospects of the MKC1106 technology ever generating milestone payments and royalties.
For some technical history search “Intra-lymph node injection Mannkind” in Google Scholar and for the most current work in the field search “Intra-lymph node injection”. I found the cited article by searching for “MKC1106”.
I remember seeing patents and not understating that it was a lymph node injection.
I believe mango pointed it out that it was injected right into the lymph node.
I am sure this is over my head, however, if we want something to reach the lymph, besides injection directly into the node, there is technosphere.
The lymphatic system is the drainage system of the circulatory system and the tissue.
or perhaps I am still confused.
52. 6994851 Method of inducing a CTL response US 07.02.2006
A61K 39/00 09380534 MannKind Corporation Kundig Thomas M.
A method of inducing a cytotoxic T-lymphocyte (CTL) response to an antigen is disclosed. The method involves delivering the antigen to the lymphatic system of an animal regularly over a sustained period of time using, e.g., an osmotic pump. The method is advantageous over prior art methods for inducing a CTL response in that it does not require repetitive immunizations or the use of adjuvants. The method of the present invention can be used for the induction of CTLs in tumor or infectious disease immunotherapy.
- 67. 20080199485 Method for enhancing T cell response
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geomean Here are some of the "pictures" I took of the patents at the time, 2015 is the date on the thread.
Mannkind patents
some of the pertinent words in patent explanation: T cell, immunogenic, cancer, targeted, target antigen
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