SPATIAL DETECTION OF CLONOTYPES IN TISSUES
Disclosed herein, inter alia, are compositions and methods of use thereof for interrogating a tissue sample.
1 . A method for detecting different populations of cells in a tissue sample, the method comprising within a plurality of different cells, forming a circular oligonucleotide comprising a copy of a target sequence of an RNA molecule; amplifying the circular oligonucleotide within each cell and detecting the target sequence; grouping the cells into different populations based on the detected target sequence.
2 . The method of claim 1 , wherein forming the circular oligonucleotide comprises contacting the tissue sample with a polynucleotide probe and hybridizing a first hybridization sequence of the polynucleotide probe to a first sequence of an RNA molecule, and hybridizing a second hybridization sequence of the polynucleotide probe to a second sequence of the RNA molecule, wherein said RNA molecule comprises the target sequence between the first sequence and the second sequence; extending the polynucleotide probe along the target sequence to generate a complement of the target sequence, and ligating the complement of the target sequence to the polynucleotide probe thereby forming a circular oligonucleotide.
3 . The method of claim 1 , wherein the plurality of cells comprise T cells.
4 . The method of claim 3 , wherein the RNA molecule encodes for a chimeric antigen receptor.
5 . The method of claim 1 , wherein the RNA molecule comprises a T cell receptor alpha variable gene sequence (TRAV gene), T cell receptor alpha joining gene sequence (TRAJ gene), T cell receptor alpha constant gene sequence (TRAC gene), T cell receptor beta variable gene sequence (TRBV gene), T cell receptor beta diversity gene sequence (TRBD gene), T cell receptor beta joining gene sequence (TRBJ gene), T cell receptor beta constant gene sequence (TRBC gene), T cell receptor gamma variable gene sequence (TRGV gene), T cell receptor gamma joining gene sequence (TRGJ gene), T cell receptor gamma constant gene sequence (TRGC gene), T cell receptor delta variable gene sequence (TRDV gene), T cell receptor delta diversity gene sequence (TRDD gene), T cell receptor delta joining gene sequence (TRDJ gene), or T cell receptor delta constant gene sequence (TRDC gene).
6 . The method of claim 1 , wherein the plurality of cells comprises NK cells.
7 . The method of claim 1 , wherein the plurality of cells comprises allogenic cells.
8 . The method of claim 1 , wherein the plurality of cells comprises non-allogenic cells.
9 . The method of claim 2 , wherein the polynucleotide probe comprises DNA, RNA, LNA, or a combination thereof.
10 . The method of claim 2 , wherein the polynucleotide probe consists of DNA.
11 . The method of claim 1 , wherein the tissue sample is immobilized to a solid support.
12 . The method of claim 9 , wherein the polynucleotide probe is about 50 to about 100 nucleotides.
13 . The method of claim 2 , wherein the polynucleotide probe is a single-stranded polynucleotide comprising an amplification primer binding sequence, a sequencing primer binding sequence, or both an amplification primer binding sequence and a sequencing primer binding sequence.
14 . The method of claim 13 , wherein detecting comprises sequencing.
15 . The method of claim 1 , wherein detecting comprises repeated cycles of labeled oligonucleotide hybridization and detection.
16 . The method of claim 14 , wherein sequencing comprises incorporating one or more labeled nucleotides into a sequencing primer bound to an amplification product comprising a copy of the target sequence in the tissue sample and detecting the label for each incorporated nucleotide.
17 . The method of claim 1 , wherein the target sequence is about 50 to about 200 nucleotides.
18 . The method of claim 1 , wherein the tissue sample comprises breast tissue, lung tissue, colon tissue, lymph tissue, kidney tissue, bone tissue, tonsil tissue, or brain tissue.
19 . The method of claim 2 , wherein the tissue sample comprises kidney tissue.
20 . The method of claim 2 , wherein the tissue sample comprises colon tissue.
21 . The method of claim 2 , wherein the tissue sample comprises brain tissue.
22 . The method of claim 2 , wherein the tissue sample comprises lung tissue.
23 . The method of claim 2 , wherein the tissue sample comprises breast tissue.
24 . The method of claim 2 , wherein the tissue sample comprises bone tissue.
25 . The method of claim 2 , wherein the tissue sample comprises lymph tissue.
26 . The method of claim 1 , further comprising detecting a plurality of proteins in the tissue sample.
27 . The method of claim 26 , comprising detecting a protein in or on a cell within the plurality of different cells.
28 . The method of claim 1 , further comprising contacting the tissue sample with a stain and detecting the stain, wherein the stain comprises an ER stain, Golgi stain, F-actin stain, lysosomal stain, mitochondrial stain, nucleolar stain, or plasma membrane stain.
29 . The method of claim 1 , further comprising determining a location of a cell within the tissue sample, wherein the location of the cell is based on the detected target sequence.
30 . The method of claim 2 , further comprising determining a phenotype of a cell and grouping the cells into different populations based on the phenotype.