is also known to affect vs has been also known to affect

Both phrases are correct, but they are used in slightly different contexts. 'Is also known to affect' is used to indicate a general truth or fact, while 'has been also known to affect' is used to refer to a specific past occurrence or situation. The choice between them depends on the intended meaning and timeframe of the statement.

Last updated: March 29, 2024 • 859 views

is also known to affect

This phrase is correct and commonly used in English.

This phrase is used to indicate a general truth or fact about something that affects a particular situation or outcome.

Show examples from the web [+]

HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
- If you are taking medicine known to affect the liver.
There are lots of different proteins that are known to affect aging.
It's been known to affect the limbic system.
It's known to affect the neurotransmitters in animals' brains.
Patients taking medicinal products known to affect blood pressure or cardiac function should be closely monitored during treatment with clofarabine (see sections 4.4 and 4.8).
HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
I mean, a virus in the myelin sheath has been known to affect the forebrain and cause group hallucinations.
There are some viral strains of the psittacosis- lymphogranuloma venereum group that have been known to affect bone.
I mean, a virus in the myelin sheath has been known to affect the forebrain and cause group hallucinations.
ori factors which are known to affect response rates.
HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
factors which are known to affect response rates.
factors which are known to affect response rates.
Sibutramine should, therefore, be used with caution in patients predisposed to bleeding events and those taking concomitant medications known to affect haemostasis or platelet function.
Glycosylation of other proteins is known to affect their stability, activity, biodistribution, and half-life in blood.
Caution is advised in patients taking anticoagulants and/ or medicinal products known to affect platelet function, and in patients with known bleeding tendencies.
Some bedding materials may contain naturally occurring oestrogenic or antioestrogenic chemicals (e.g. corn cob is known to affects the cyclicity of rats and appears to be antioestrogenic).
OSSEOR is not known to affect your ability to drive or use machines.

Alternatives:

is known to affect
also affects
is recognized to affect
is acknowledged to affect
is understood to affect

has been also known to affect

This phrase is correct but less commonly used in English. It is used to refer to a specific past occurrence or situation.

This phrase is used to indicate that something was known to have an effect on a particular situation in the past.

Show examples from the web [+]

HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
- If you are taking medicine known to affect the liver.
There are lots of different proteins that are known to affect aging.
It's been known to affect the limbic system.
It's known to affect the neurotransmitters in animals' brains.
Patients taking medicinal products known to affect blood pressure or cardiac function should be closely monitored during treatment with clofarabine (see sections 4.4 and 4.8).
HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
I mean, a virus in the myelin sheath has been known to affect the forebrain and cause group hallucinations.
There are some viral strains of the psittacosis- lymphogranuloma venereum group that have been known to affect bone.
I mean, a virus in the myelin sheath has been known to affect the forebrain and cause group hallucinations.
ori factors which are known to affect response rates.
HCV genotype and baseline virus load are prognostic factors which are known to affect response rates.
factors which are known to affect response rates.
factors which are known to affect response rates.
Sibutramine should, therefore, be used with caution in patients predisposed to bleeding events and those taking concomitant medications known to affect haemostasis or platelet function.
Glycosylation of other proteins is known to affect their stability, activity, biodistribution, and half-life in blood.
Caution is advised in patients taking anticoagulants and/ or medicinal products known to affect platelet function, and in patients with known bleeding tendencies.
Some bedding materials may contain naturally occurring oestrogenic or antioestrogenic chemicals (e.g. corn cob is known to affects the cyclicity of rats and appears to be antioestrogenic).
OSSEOR is not known to affect your ability to drive or use machines.

Alternatives:

has also been known to affect
has been known to affect
has also affected
has been recognized to affect
has been acknowledged to affect

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is also known to affect vs has been also known to affect