# US 12,006,554 B2 · Methods for subtyping of head and neck squamous cell carcinoma

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- Number: US 12,006,554 B2
- Document ID: US12006554B2
- Status: Granted
- Kind: B2
- Application number: 16/637,017
- Filed: 2018-08-07
- Published: 2020-07-09
- Granted: 2024-06-11
- Earliest claimed: 2017-08-07
- Assignees: GeneCentric Therapeutics, Inc.; The University of North Carolina at Chapel Hill
- Applicants: GeneCentric Therapeutics, Inc.; The University of North Carolina at Chapel Hill
- Inventors: Myla Lai-Goldman; Hawazin Faruki; Greg Mayhew; Charles Perou; David Neil Hayes
- Web page: https://patentgrep.com/patent/US12006554B2

## CPC

- C12Q 1/6886: for cancer (immunoassay for cancer G01N33/575)
- C12Q 1/686: Polymerase chain reaction [PCR]
- G01N 33/575: for cancer
- C12Q 2561/113: Real time assay
- C12Q 2600/106: Pharmacogenomics, i.e. genetic variability in individual responses to drugs and drug metabolism
- C12Q 2600/112: Disease subtyping, staging or classification
- C12Q 2600/158: Expression markers
- G01N 2800/52: Predicting or monitoring the response to treatment, e.g. for selection of therapy based on assay results in personalised medicine; Prognosis
- G01N 2800/56: Staging of a disease; Further complications associated with the disease
- G01N 2800/60: Complex ways of combining multiple protein biomarkers for diagnosis
- C12Q: MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS (immunoassay G01N33/53); COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- G01N: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing apparatus or processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q)

## Abstract

Methods and compositions are provided for determining a subtype of head and neck squamous cell carcinoma (HNSCC) of an individual by detecting the expression level of at least one classifier biomarker selected from a group of gene signatures for HNSCC. Also provided herein are methods and compositions for determining the response of an individual with a HNSCC subtype to a therapy such as immunotherapy.

## Claims

### Claim 1

A method of detecting a group of biomarkers in a head and neck tissue sample obtained from a patient, the method comprising measuring the nucleic acid expression level of every biomarker in the group of biomarkers consisting of only ATP binding cassette subfamily C member 1 (ABCC1), ATP binding cassette subfamily C member 5 (ABCC5), actinin alpha 1 (ACTN1), amyloid beta precursor protein binding family B member 2 (APBB2), apolipoprotein L3 (APOL3), aquaporin 3 (AQP3), ATPase 13A4 (ATP13A4), ATPase H+ transporting V1 subunit D (ATP6V1D), calcium binding tyrosine phosphorylation regulated (CABYR), caspase 4 (CASP4), caveolin 1 (CAV1), corneodesmosin (CDSN), choline phosphotransferase 1 (CHPT1), carbohydrate sulfotransferase 7 (CHST7), class II major histocompatibility complex transactivator (CIITA), CKLF like MARVEL transmembrane domain containing 3 (CMTM3), collagen type VI alpha 1 chain (COL6A1), collagen type VI alpha 2 chain (COL6A2), cystatin A (CSTA), Cytochrome P450 family 26 subfamily A member 1 (CYP26A1), dehydrogenase/reductase 1 (DHRS1), E74 like ETS transcription factor 3 (ELF3), epithelial cell adhesion molecule (EPCAM), epithelial mitogen (EPGN), family with sequence similarity 171 member A1 (FAM171A1), family with sequence similarity 3 member B (FAM3B), striatin interacting protein 1 (FAM40A), filamin binding LIM protein 1 (FBLIM1), forkhead box A1 (FOXA1), follistatin like 3 (FSTL3), fucosyltransferase 6 (FUT6), glucosaminyl (N-acetyl) transferase 2, I-branching enzyme (I blood group) (GCNT2), glutathione peroxidase 8 (putative) (GPX8), grainyhead like transcription factor 3 (GRHL3), gasdermin A (GSDMA), HLF, PAR bZIP transcription factor (HLF), interleukin 4 receptor (IL4R), inhibin beta A subunit (INHBA), KIAA1609, Kruppel like factor 5 (KLF5), prolyl 3-hydroxylase 1 (LEPRE1), latent transforming growth factor beta binding protein 3 (LTBP3), mal, T-cell differentiation protein 2 (MAL2), MAP7 domain containing 1 (MAP7D1), Meis homeobox 1 (MEIS1), MOB kinase activator 3B (MOBKL2B), mucin 4, cell surface associated (MUC4), nicotinamide N-methyltransferase (NNMT), NOP2/Sun RNA methyltransferase family member 7 (NSUN7), olfactomedin like 2B (OLFML2B), olfactomedin like 3 (OLFML3), prolyl 4-hydroxylase, transmembrane (P4HTM), POZ/BTB and AT hook containing zinc finger 1 (PATZ1), PBX homeobox 1 (PBX1), procollagen C-endopeptidase enhancer (PCOLCE), pleckstrin homology like domain family B member 1 (PHLDB1), placenta specific 8 (PLAC8), phospholipase D2 (PLD2), peroxisome proliferator activated receptor delta (PPARD), periplakin (PPL), protein kinase, X-linked (PRKX), RAB6B, member RAS oncogene family (RAB6B), ribosomal modification protein rimK like family member A (RIMKLA), serpin family E member 1 (SERPINE1), serpin family H member 1 (SERPINH1), sideroflexin 3 (SFXN3), SH3-containing guanine nucleotide exchange factor (SGEF), solute carrier family 31 member 2 (SLC31A2), SLC9A3 regulator 1 (SLC9A3R1), snail family transcriptional repressor 2 (SNAI2), transforming growth factor beta induced (TGFBI), tight junction protein 3 (TJP3), transmembrane protein 51 (TMEM51), transmembrane protease, serine 11A (TMPRSS11A), transmembrane protease, serine 11B (TMPRSS11B), transmembrane protease, serine 2 (TMRSS2), tetratricopeptide repeat domain 9 (TTC9), thioredoxin reductase 1 (TXNRD1), ubiquitin like modifier activating enzyme 7 (UBA7) and zinc finger DHHC-type containing 2 (ZDHHC2) in the head and neck tissue sample obtained from the patient using an amplification, a hybridization and/or a sequencing assay.

### Claim 2 (depends on 1)

The method of claim 1, wherein the head and neck tissue sample was previously diagnosed as being squamous cell carcinoma.

### Claim 3 (depends on 1)

The method of claim 1, wherein the amplification, hybridization and/or sequencing assay is selected from the group consisting of quantitative real time reverse transcriptase polymerase chain reaction (qRT-PCR), RNAseq, microarray analysis, Serial Analysis of Gene Expression (SAGE), Rapid Analysis of Gene Expression (RAGE), nuclease protection assays and Northern blotting.

### Claim 4 (depends on 1)

The method of claim 1, wherein the head and neck tissue sample is a formalin-fixed, paraffin-embedded (FFPE) head and neck tissue sample, fresh or a frozen head and neck tissue sample, an exosome, wash fluids, cell pellets, or a bodily fluid obtained from the patient.

### Claim 5 (depends on 1)

The method of claim 1, wherein the method further comprises an additional step of measuring the nucleic acid expression level of one or more HPV genes in the head and neck tissue sample obtained from the patient using an additional amplification, hybridization or sequencing assay.

### Claim 6 (depends on 5)

The method of claim 5, wherein the one or more HPV genes is the E6 gene, the E7 gene, the E6 and E7 genes or the E6 and E7 genes in combination with one or more additional genes from the HPV genome.

### Claim 7

A method of treating HNSCC in a patient, the method comprising:
(a) determining the subtype of a head and neck tissue sample obtained from the patient, wherein the determining the subtype comprises:
(i) measuring the nucleic acid expression level of every biomarker in a group of biomarkers in the head and neck tissue sample obtained from the patient, wherein the group of biomarkers consists of only ABCC1, ABCC5, ACTN1, APBB2, APOL3, AQP3, ATP13A4, ATP6V1D, CABYR, CASP4, CAV1, CDSN, CHPT1, CHST7, CIITA, CMTM3, COL6A1, COL6A2, CSTA, CYP26A1, DHRS1, ELF3, EPCAM, EPGN, FAM171A1, FAM3B, FAM40A, FBLIM1, FOXA1, FSTL3, FUT6, GCNT2, GPX8, GRHL3, GSDMA, HLF, IL4R, INHBA, KIAA1609, KLF5, LEPRE1, LTBP3, MAL2, MAP7D1, MEIS1, MOBKL2B, MUC4, NNMT, NSUN7, OLFML2B, OLFML3, P4HTM, PATZ1, PBX1, PCOLCE, PHLDB1, PLAC8, PLD2, PPARD, PPL, PRKX, RAB6B, RIMKLA, SERPINE1, SERPINH1, SFXN3, SGEF, SLC31A2, SLC9A3R1, SNAI2, TGFBI, TJP3, TMEM51, TMPRSS11A, TMPRSS11B, TMRSS2, TTC9, TXNRD1, UBA7 and ZDHHC2;
(ii) comparing the detected nucleic acid expression levels of ABCC1, ABCC5, ACTN1, APBB2, APOL3, AQP3, ATP13A4, ATP6V1D, CABYR, CASP4, CAV1, CDSN, CHPT1, CHST7, CIITA, CMTM3, COL6A1, COL6A2, CSTA, CYP26A1, DHRS1, ELF3, EPCAM, EPGN, FAM171A1, FAM3B, FAM40A, FBLIM1, FOXA1, FSTL3, FUT6, GCNT2, GPX8, GRHL3, GSDMA, HLF, IL4R, INHBA, KIAA1609, KLF5, LEPRE1, LTBP3, MAL2, MAP7D1, MEIS1, MOBKL2B, MUC4, NNMT, NSUN7, OLFML2B, OLFML3, P4HTM, PATZ1, PBX1, PCOLCE, PHLDB1, PLAC8, PLD2, PPARD, PPL, PRKX, RAB6B, RIMKLA, SERPINE1, SERPINH1, SFXN3, SGEF, SLC31A2, SLC9A3R1, SNAI2, TGFBI, TJP3, TMEM51, TMPRSS11A, TMPRSS11B, TMRSS2, TTC9, TXNRD1, UBA7 and ZDHHC2 in the head and neck tissue sample obtained from the patient to the nucleic acid expression levels of ABCC1, ABCC5, ACTN1, APBB2, APOL3, AQP3, ATP13A4, ATP6V1D, CABYR, CASP4, CAV1, CDSN, CHPT1, CHST7, CIITA, CMTM3, COL6A1, COL6A2, CSTA, CYP26A1, DHRS1, ELF3, EPCAM, EPGN, FAM171A1, FAM3B, FAM40A, FBLIM1, FOXA1, FSTL3, FUT6, GCNT2, GPX8, GRHL3, GSDMA, HLF, IL4R, INHBA, KIAA1609, KLF5, LEPRE1, LTBP3, MAL2, MAP7D1, MEIS1, MOBKL2B, MUC4, NNMT, NSUN7, OLFML2B, OLFML3, P4HTM, PATZ1, PBX1, PCOLCE, PHLDB1, PLAC8, PLD2, PPARD, PPL, PRKX, RAB6B, RIMKLA, SERPINE1, SERPINH1, SFXN3, SGEF, SLC31A2, SLC9A3R1, SNAI2, TGFBI, TJP3, TMEM51, TMPRSS11A, TMPRSS11B, TMRSS2, TTC9, TXNRD1, UBA7 and ZDHHC2 in at least one sample training set, wherein the at least one sample training set comprises a reference HNSCC BA sample, a reference HNSCC MS sample, a reference HNSCC AT sample, a reference HNSCC CL sample or a combination thereof; and
(iii) classifying the sample as basal (BA), mesenchymal (MS), atypical (AT) or classical (CL) based on the results of the comparing step; and
(b) administering an immunotherapeutic agent based on the subtype of the HNSCC.

### Claim 8 (depends on 7)

The method of claim 7, wherein the head and neck tissue sample is a HNSCC sample.

### Claim 9 (depends on 7)

The method of claim 7, wherein the measuring the nucleic acid expression level is conducted using an amplification, hybridization and/or sequencing assay.

### Claim 10 (depends on 9)

The method of claim 9, wherein the amplification, hybridization and/or sequencing assay is selected from the group consisting of quantitative real time reverse transcriptase polymerase chain reaction (qRT-PCR), RNAseq, microarray analysis, Serial Analysis of Gene Expression (SAGE), Rapid Analysis of Gene Expression (RAGE), nuclease protection assays and Northern blotting.

### Claim 11 (depends on 7)

The method of claim 7, wherein the head and neck tissue sample is a formalin-fixed, paraffin-embedded (FFPE) head and neck tissue sample, fresh or a frozen head and neck tissue sample, an exosome, wash fluids, cell pellets, or a bodily fluid obtained from the patient.

### Claim 12 (depends on 7)

The method of claim 7, wherein the patient's HNSCC subtype is selected from basal, mesenchymal, atypical or classical.

### Claim 13 (depends on 7)

The method of claim 7, wherein the method further comprises determining the HPV status of the patient prior to step (b), wherein the determining the HPV status of the patient comprises measuring the nucleic acid expression level of one or more HPV genes in the head and neck tissue sample obtained from the patient.

### Claim 14 (depends on 13)

The method of claim 13, wherein the one or more HPV genes is the E6 gene, the E7 gene, the E6 and E7 genes or the E6 and E7 genes in combination with one or more additional genes from the HPV genome.

### Claim 15 (depends on 7)

The method of claim 7, wherein the comparing step comprises applying a statistical algorithm which comprises determining a correlation between the nucleic acid expression level data obtained from the sample and the nucleic acid expression level data from the at least one sample training set; and classifying the sample as a BA, MS, AT or CL subtype based on the results of the statistical algorithm.