How Does The PCR Test Discover the Variant of SARS-CoV-2

Response to this request is long overdue. By law, under all circumstances, Department of Health should have responded by now (details). You can complain by requesting an internal review.

Allyson van de Pol

Dear Department of Health,

Can you please tell me how the PCR Test Discover the Variant of SARS-CoV-2 in a patient's sample.

Yours faithfully,

Allyson van de Pol

Department of Health

Dear Allyson van de Pol,

Thank you for your email on 16.8.2021.

Please find our reply as below:

The methods of SARS-CoV-2 variants detection used in PHLSB include 1)
RT-PCR, 2) Sanger sequencing and/or 3) whole genome sequencing.

Yours sincerely,
(CHAN Che-wa)
for Director of Health

--------------------------------------------------------------------------

From:        Allyson van de Pol <[FOI #715 email]>
To:        FOI requests at Department of Health <[Department of Health request email]>
Date:        16/08/2021 15:14
Subject:        Freedom of Information request - How Does The PCR Test
Discover the Variant of SARS-CoV-2

--------------------------------------------------------------------------

Dear Department of Health,

Can you please tell me how the PCR Test Discover the Variant of SARS-CoV-2
in a patient's sample.

Yours faithfully,

Allyson van de Pol

-------------------------------------------------------------------

This is a request under the Code of Access to Information facilitated via
the accessinfo.hk website.

Please use this email address for all replies to this request:
[FOI #715 email]

Is [Department of Health request email] the wrong address for Freedom of Information requests
to Department of Health? If so, please contact us using this form:
[1]https://accessinfo.hk/en/change_request/...

Disclaimer: This message and any reply that you make will be published on
the internet. Our privacy and copyright policies:
[2]https://accessinfo.hk/en/help/officers

If you find this service useful as an FOI officer, please ask your web
manager to link to us from your organisation's FOI page.

-------------------------------------------------------------------

References

Visible links
1. https://accessinfo.hk/en/change_request/...
2. https://accessinfo.hk/en/help/officers

Allyson van de Pol

Dear Department of Health,

Thank you, but how do these tests determine variants of SARS-CoV-2 from the original?

Thank you.

Yours faithfully,

Allyson van de Pol

Allyson van de Pol

Dear Department of Health,

Thanks, but how does it tell the difference between 'original' SARS Cov-2 and other variants, for example the Delta variant. What differences are detected?

Thank you

Yours faithfully,

Allyson van de Pol

Department of Health

Dear Allyson van de Pol,

Thank you for your email on 18.8.2021.

Please find our reply as below:

RT-PCR, Sanger sequencing and whole genome sequencing differentiate the
SARS-CoV-2 variant(s) from the wild-type according to the genetic
sequence.

Yours sincerely,
(CHAN Che-wa)
for Director of Health

--------------------------------------------------------------------------

From:        Allyson van de Pol <[FOI #715 email]>
To:        FOI requests at Department of Health <[Department of Health request email]>
Date:        18/08/2021 13:28
Subject:        Re: *Restricted: Re: Fw: Freedom of Information request -
How Does The PCR Test Discover the Variant of SARS-CoV-2

--------------------------------------------------------------------------

Dear Department of Health,

Thank you, but how do these tests determine variants of SARS-CoV-2 from
the original?

Thank you.

Yours faithfully,

Allyson van de Pol

show quoted sections

Allyson van de Pol

Dear Department of Health,

Please advise how the tests listed differentiate between 'regular' covid 19 and 'variant' covid 19.

Thanks very much.

Yours faithfully,

Allyson van de Pol

Department of Health

1 Attachment

Re-send (delivery failure):

Dear Allyson van de Pol,

Thank you for your email on 27.8.2021.

Please find our reply as below:

Variants of SARS CoV2, such as Delta variants, contain spike gene
mutation(s) that could be detected by 1) RT-PCR, 2) Sanger sequencing
and/or 3) whole genome sequencing.

Yours sincerely,
(CHAN Che-wa)
for Director of Health

--------------------------------------------------------------------------

--------------------------------------------------------------------------

From:        Raymond CW CHAN/DH/HKSARG
To:        Allyson van de Pol <[索取資料要求電郵#715]>
Cc:        Francis YM CHING/DH/[email protected]
Date:        02/09/2021 17:36
Subject:        *Restricted: Re: Fw: Freedom of Information request - How
Does The PCR Test Discover the Variant of SARS-CoV-2

--------------------------------------------------------------------------

Dear Allyson van de Pol,

Thank you for your email on 27.8.2021.

Please find our reply as below:

Variants of SARS CoV2, such as Delta variants, contain spike gene
mutation(s) that could be detected by 1) RT-PCR, 2) Sanger sequencing
and/or 3) whole genome sequencing.

Yours sincerely,
(CHAN Che-wa)
for Director of Health

--------------------------------------------------------------------------

From:        Allyson van de Pol <[索取資料要求電郵#715]>
To:        FOI requests at Department of Health <[衞生署供索取資料的電郵]>
Date:        27/08/2021 14:27
Subject:        Re: *Restricted: Re: Fw: Freedom of Information request -
How Does The PCR Test Discover the Variant of SARS-CoV-2

--------------------------------------------------------------------------

Dear Department of Health,

Thanks, but how does it tell the difference between 'original' SARS Cov-2
and other variants, for example the Delta variant. What differences are
detected?

Thank you

Yours faithfully,

Allyson van de Pol

show quoted sections

Dear Department of Health,

Thank you, however you've given me the same answer twice and haven't explained to me how variants are differentiated from 'original' SARS CoV2. Please explains.

Thank you.

Yours faithfully,

Allyson van de Pol

Department of Health

I am out of the office until 08/12/2021.

For urgent matters, please contact Miss Jackie LAM, CO(Per)4 at 3107 2571 /
&DH/CO[Per]4.

Note: This is an automated response to your message "Internal review of
Freedom of Information request - How Does The PCR Test Discover the Variant
of SARS-CoV-2" sent on 16.09.2021 07:33:48 PM.

This is the only notification you will receive while this person is away.