Keyword Analysis & Research: when did stem cell research become known

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did stem cell research become known	0.43	0.5	8004	25	40
when	1.91	0.4	2508	97	4
did	0.83	0.7	9766	56	3
stem	0.12	0.1	6390	18	4
cell	1.62	0.4	9999	93	4
research	0.09	0.3	5635	44	8
become	0.25	0.6	4803	18	6
known	1.87	0.7	4665	26	5

Keyword	CPC	PCC	Volume	Score
when did stem cell research become known	0.05	0.1	9229	58
who started stem cell research	0.87	0.1	2067	33
article on stem cell research history	1.22	0.2	7364	49
first stem cell research	1.4	0.8	1962	14
history of stem cell research timeline	0.93	0.1	3722	81
history of stem cell	1.64	0.3	7098	2
when was stem cells discovered	0.12	0.8	6850	39
when were stem cells first used	1.38	0.6	9754	27
who found stem cells	1.79	0.2	988	21
who discovered stem cells	1.47	0.9	8607	47
discovery of stem cells	0.76	0.8	9647	60
history of cancer stem cells	0.55	0.7	1903	16