Table 5: CBSV and UCBSV concentration or viral loads (fold change relative to 2-∆∆CT for COX) analyzed in different cassava germplasm.

Class

Germplasm

CBSV

UCBSV

Class

Germplasm

CBSV

UCBSV

Class

Germplasm

CBSV

UCBSV

LCLs

Shavirotsi

1.2

0.0

LCLs

Nya-Yenga

23.3

0.02

LCLs

Kitwa_b

0.6

0.0

"

Bwichina

6.0

0.8

"

Nya-Gang

36.6

0.03

"

Kitwa_c

1.3

0.0

"

Lunyalala

5.8

0.0

"

Nyal-Kada

18.8

0.9

"

Masokani_a

2.9

0.002

"

Shanina

7.4

1.8

"

Nya-Udai

17.3

0.8

"

Masokani_b

2.9

0.0

"

Mukulusu

0.0

0.0

"

Adhiambo Lera

15.2

0.06

"

Kaliluni

0.0

0.0

"

Itenyi

12.8

3.0

"

Nya-Bungoma

27.2

0.04

"

Muvila

0.0

0.0

"

Shisembe

10.4

2.1

IPGs

Lady Gay

0.02

0.0

"

Kalimbini_a

0.0

0.0

"

Inzakula

0.0

0.0

IPGs

Kiboko-297

1.9

0.0

"

Kalimbini_b

4.2

0.007

"

Shitaho

8.8

0.0

"

Thika-272

0.09

0.0

"

Kalimbini_c

3.4

0.002

"

Lugala

6.4

0.0

"

Thika-273

0.0

0.0

"

Kalimbini_d

4.2

0.02

"

Lugusisti

0.0

0.0

"

Kiboko-275

0.0

0.0

"

Kitivo

6.8

0.02

"

Banasa

13.5

1.8

"

Kiboko-274

0.0

0.0

"

Kimutwa

2.1

0.003

"

Isambe

0.0

0.0

"

Thika-280

0.04

0.0

"

Mumbuni

1.5

0.0

"

Isulu

18.8

3.0

"

Kiboko-300

0.0

0.0

IPGs

Katsuhanzala

7.6

0.0

"

Ikholi

2.8

0.0

"

Kiboko-271

0.0

0.0

"

Kasukari

4.2

0.0

"

Ingotse

10.6

4.2

"

Thika-279

0.0

0.0

"

TC14

17.9

0.0

"

Shikoti

8.8

2.2

"

Thika-289

0.0

0.0

"

TC4-Katune

7.8

0.02

"

Shipalo

9.2

1.8

"

Kiboko-295

0.0

0.0

"

99/0056

2.8

0.0

"

Shamiloli

0.0

0.0

"

Kiboko-277

0.0

0.0

LCLs

Halu

2.3

0.0

"

Madioli

21.4

0.8

"

Kiboko-276

0.0

0.0

"

Kibandameno

8.2

0.3

"

Shiswa

6.4

0.0

"

Thika-278

0.0

0.0

"

Tajirika

7.8

0.3

"

Magana

0.0

0.0

"

Kiboko-281

0.0

0.0

"

Kaleso

6.4

0.1

"

Matuja

7.2

0.0

"

Kiboko-9

0.0

0.0

"

Soyosoyo

6.8

0.9

"

Fumbachai

9.6

3.0

"

Kiboko-10

0.0

0.0

"

Sokoke_I

7.8

0.1

IPGs

CK9

3.0

0.0

"

Kiboko-11

0.0

0.0

"

Sokoke_II

2.1

0.2

"

MM96/1871

8.4

0.0

"

Kiboko-159

8.8

0.02

"

Kakanjuni_I

4.4

0.5

"

MM97/0293

8.6

0.0

"

Kiboko-257

0.0

0.0

"

Kakanjuni_II

7.2

0.4

"

MM98/1313-HS

0.0

0.0

"

Kiboko-258

0.0

0.0

"

Kakanjuni_III

2.8

0.0

"

MH95/0183

11.8

3.4

"

Kiboko-259

0.0

0.0

"

Mkongo_I

5.6

0.2

"

MM08/2206

0.0

0.0

"

Kiboko-267

12.6

2.4

"

Mkongo_II

0.3

0.0

"

MM96/0686

0.0

0.0

"

Kiboko-268

12.0

2.6

"

Cha-Vyango_I

7.3

0.1

LCLs

Aruaro

2.4

0.02

"

Kiboko-269

12.0

3.4

"

Cha-Vyango_II

10.3

1.5

"

Othigo-Diep

8.9

0.3

"

Kiboko-270

9.8

0.2

"

Chumani

2.1

0.0

"

Nyakatanegi_a

12.5

0.9

LCLs

Serere

13.3

0.2

"

Matano Manne

2.7

0.0

"

Nyakatanegi_b

9.7

0.5

"

Thika-5

20.1

0.5

IPGs

KALRO

9.3

1.4

"

Nya-Uyoma

17.2

0.2

LCLs

Kasioni

0.0

0.0

"

Agriculture

8.8

1.9

"

Kamis

7.7

0.3

"

Kisimba

0.0

0.0

 

 

 

 

"

Nya-Uganda

39.3

1.9

"

Kitwa_a

0.0

0.0

 

 

CBSV = cassava brown streak virus; UCBSV = Ugandan CBSV; COX = mitochondrial cytochrome oxidase; LCLs = local landraces; IPGs = improved genotypes; red = germplasm from Kakamega; green = germplasm from Siaya; blue = germplasm from Kitui; pink = germplasm from Makueni and black = germplasm from Kilifi.