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Table 1 Overview of the technical details of the different published sc-CRISPR studies

From: CRISPR screening in hematology research: from bulk to single-cell level

 

Cell type

gRNA capture

Perturbation type

Cas

Number of gRNAs

gRNA multiplexing

Number of cells

Delivery

Sequencing chemistry

Readout

Transcriptomics

CROP-seq [46]

Jurkat

Poly-A

CRISPRko

Cas9

119

–

5798 (+ 1320 cells with NT gRNA)

Lentiviral

DROP-seq

RNA

Perturb-seq [43, 44]

K562

Barcode

CRISPRi

dCas9-KRAB

UPR epistasis screen: 9 triplet combinations

UPR Perturb-seq experiment: 91

Up to 3 gRNAs in a single vector

UPR epistasis screen: 15006

UPR Perturb-seq experiment: 65337

Lentiviral

10X Genomics 3′-seq

RNA

BMDCs, K562

Barcode

CRISPRko

Cas9

BMDC: 67

K562: 46 + 36

MIMOSCA can study interaction effects based on cells with multiple gRNAs

BMDC: 70000

K562: 104000 + 26000

Lentiviral

10X Genomics 3′-RNA-seq

DROP-seq

RNA

CRISP-seq [45]

Bone marrow cells, LSK cells

Barcode

CRISPRko

Cas9

Bone marrow: 57

In vivo: 5 genes + 2 control gRNAs

Multiplexing 2 gRNAs using 2 vectors with each a different fluorophore

Bone marrow: 6144

In vivo: 2768

Lentiviral

MARS-seq

RNA

Mosaic-seq [47]

K562

Barcode

CRISPRi

dCas9-KRAB

241

High MOI

12444

Lentiviral

DROP-seq

RNA

Direct-capture Perturb-seq [74]

K562, iPSCs

gRNA-specific primer, capture sequence

CRISPRko

CRISPRi

CRISPRa

Cas9

dCas9-KRAB-dCas9-SunTag/scFV-VP64

K562 UPR screen: 32

iPSCs: 40

K562 interaction screen: 92 gRNA pairs

K562 multiplexed screen: 87 CRISPRi, 49 CRISPRa gRNAs

gRNA pairs

K562 UPR screen: ~ 50000

iPSCs:5300

K562 interaction screen: ~ 30000

K562 multiplexed screen: ~ 30000

Lentiviral

10X Genomics 3′-seq with feature barcoding

10X Genomics 5′ seq

RNA

TAP-seq [84]

K562

Poly-A

CRISPRi

dCas9-KRAB

7055

–

231667

Lentiviral

10X Genomics 3′-seq

DROP-seq

RNA

In vivo Perturb-seq [113]

Mouse embryo forebrain ventricles

Barcode

CRISPRko

Cas9

38 gRNA pairs

2 gRNAs

46770

Lentiviral injection in the forebrain

10X Genomics 3′-seq

RNA

Genome-wide Perturb-seq [136]

K562, Rpe1

Capture sequence

CRISPRi

dCas9-KRAB

11294 (K562 all expressed genes)

2291 (K562 essential genes)

2688 (Rpe1 essential genes)

2 gRNAs per vector

> 2.5 million cells

Lentiviral

10X Genomics 3′-seq with feature barcoding

RNA

Direct-seq [73]

HEK293T, Jurkat, K562

8A8G tag

CRISPRko, CRISPRa

Cas9

dCas9–VP64 MS2–p65–HSF1

12472 gRNA pairs

gRNA pairs

13435

Lentiviral

Fluidigm C1

10X Genomics 3′ and 5′-seq

RNA

Sc-Tiling [106]

MLL-AF9 murine leukemic cells

Capture sequence

CRISPRko

Cas9

602

–

4943

Lentiviral

10X Genomics 3′-seq with feature barcoding

RNA

Sc-eVIP* [111]

A549 lung cancer cells

Barcode

Coding variant overexpression

/

100 TP53 variants

101 KRAS variants

–

162314 (TP53)

150044 (KRAS)

Lentiviral

10X Genomics 3′-seq

RNA

POKI-seq [143]

Primary human T cells

Barcode

Custom HDR template

Cas9

36 knock-in templates

–

 > 40000

Electroporation of Cas9 RNP with HDR templates

10X Genomics 3′-seq

RNA

Deaminase screening [108]

A375

Poly-A

base editing

BE3

420

–

13218

Lentiviral

Drop-seq

RNA

Genga et al. [48]

human embryonic stem cells

Poly-A

CRISPRi

dCas9-KRAB

160

–

16110

Lentiviral

10X Genomics 3′-seq

RNA

Norman et al. [49]

K562

Barcode

CRISPRa

dCas9-SunTag

28680 gRNA pairs

Yes, dual-gRNA vector

 ~ 104000

Lentiviral

10X Genomics 3′-seq

RNA

Tian et al. [50]

Human iPSC derived neurons

Poly-A

CRISPRi and CRISPRa

dCas9-KRAB

DHFR-dCas9-VPH

CRISPRi: 374

CRISPRa: 206

–

CRISPRi: ~ 58000

CRISPRa: ~ 38000

Lentiviral

10X Genomics 3′-seq

RNA

Alda-Catalinas et al. [51]

Mouse embryonic stem cells

Poly-A

CRISPRa

dCas9-VP64 + MS2-p65-HSF1

475

–

203894

Lentiviral

10X Genomics 3′-seq

RNA

Belk et al. [52]

OT-1T cells

gRNA-specific primer

CRISPRko

Cas9

48

–

70646

Retroviral

10X Genomics V(D)J 5′ scRNA with feature barcoding

RNA

Giladi et al. [53]

LSK cells

Barcode

CRISPRko

Cas9

21

–

23641

Lentiviral

MARS-seq

RNA

DoNick-seq [54]

HEK293T, human intestinal crypt-like cells

Barcode

CRISPRko

Cas9 nickase

16 × 4

2 gRNA pairs

25602

Lentiviral

10X Genomics 3′-seq

RNA

PerturbSci-Kinetics [140]

HEK293

gRNA-specific primer

CRISPRi

dCas9-KRAB-MeCP2

699

–

161966

Lentiviral

Combinatorial indexing

Nascent RNA

Compressed perturb-seq [103]

THP-1

Poly-A

CRISPRko

CRISPRi

Cas9

dCas9-KRAB

339

Via overloading or high MOI

Cell-pooled: 32700

guide-pooled: 24192

Lentiviral

10X Genomics 3′-seq

RNA

Proteomics

Perturb-CITE-seq [132]

Melanoma cells cocultured with TILs

Poly-A

CRISPRko

Cas9

744

–

 > 218000

Lentiviral

10X Genomics 3′-seq

RNA + protein

ECCITE-seq [131]

PBMC, MyLa, Sez4, NIH/3T3, K562

gRNA-specific primer

CRISPRko

Cas9

Species mixing: 20

K562: 13

–

Species mixing: 5935

K562: 4120

Lentiviral

10X Genomics 5′ V(D)J

RNA + protein + TCR/BCR

Perturb-map [123]

KrasG12D p53−/− lung cancer cells, 4T1

ProCode

CRISPRko

Cas9

101

–

8442439

Lentiviral

10X Genomics Visium

RNA + protein + imaging

Rothenberg et al. [144]

LSK cells

Capture sequence

CRISPRko

Cas9

23 gRNA pairs

gRNA pairs

 ~ 5000

Retroviral

10X Genomics 3′-seq with feature barcoding

RNA + protein

CaRPool-seq [104]

HEK293FT, THP1

bcgRNA

RNA silencing

RfxCas13d

29 crRNA arrays

385 crRNA arrays

CRISPR array processed by Cas13

9355

31308

Lentiviral

10X Genomics 3′-seq with feature barcoding

RNA + protein

(bee)STING-seq [107]

K562

gRNA-specific primer

CRISPRi

CRISPR base editor

KRAB-dCas9-MeCP2

SpRY-Cas9-FNLS-BE3

STING-seq: 1905

beeSTING-seq: 338

–

STING-seq v1: 15285

STING-seq v2: 82339

beeSTING-seq: 39049

Lentiviral

10X Genomics 5′ seq

RNA + protein

Epigenomics

Perturb-ATAC [101]

GM12878, primary human keratinocytes

Barcode

CRISPRkoCRISPRi

Cas9

dCas9-KRAB

B cells: 40

keratinocytes: 7

Yes

B cells: 2936

keratinocytes: 1356

Lentiviral

Fluidigm C1

Chromatin accessibility

CRISPR-sciATAC [124]

HEK293FT, NIH/3T3, K562

Poly-A

CRISPRko

Cas9

Species mixing: 20

Chromatin modifiers: 66

Chromatin remodeling complexes: 255

–

~ 30000

Lentiviral

Combinatorial indexing

Chromatin accessibility

SPEAR-ATAC [125]

K562, GM12878, Mcf7

gRNA-specific primer

CRISPRi

dCas9-KRAB

414

–

104592

Lentiviral

10X Genomics ATAC-seq

Chromatin accessibility

  1. *sc-eVIP is a single-cell screen but does not involve the use of CRISPR gRNAs