I believe if means ER-, PR-, and Her2+
Estrogen Receptor, Progesterone Receptor, and the orphan receptor Her2/Neu.
So it means that both of the hormone receptors (ER and PR) are not expressed by the tumor, but that other known markers, like Her2 are expressed.
Expressing (being positive) is a good thing because it gives the clinicians something to target.
Double negatives are illogical.
A Positive
Double Negatives - 2003 was released on: USA: 20 September 2003 (Cinema Paradise Island Independent Film Festival)
Not double negatives
Because they don't make no sense.
Litotes are understatements usually made with double negatives. An example is: she is not unattractive.
There are no negatives in the phrase "father and us".
The cast of Double Negatives - 2003 includes: Mark Chaet as Mr. Cushman Cole Evan Weiss as Paul Misha Henson as Nora Blake Neitzel as Charlie Rachel Thorp as Jessica Amanda Thorp as Sarah
Your sentence is not correct as it contains a two negatives - did'nt and no. In the English language double negatives cancel each other out and form a weak positive. In conversation you could say 'he did not have legs'
There are no negatives
what are the negatives of a listserv
Become double negative.It is true in mathematics and in nature. eg- (-2)+ (-2)= -4