The phrase "according to a modified protocol" is correct and usable in written English.
It can be used when referring to actions or procedures that are based on a revised or adjusted set of guidelines or rules.
Example: "The experiment was conducted according to a modified protocol to ensure better accuracy in the results."
Alternatives: "based on a revised protocol" or "following an adjusted protocol".
The cell culture was processed according to a modified protocol [5, 6].
Staining for GUS activity was performed according to a modified protocol as Schoof et al. (2000) described.
Rut-C30 was transformed with the Biolistic®; PDS-1000/He Particle Delivery System (Bio-Rad Laboratories, HerCAles, CA, USA) according to a modified protocol originally described in (Te'o et al. [2002]).
Patients' characteristics will be described in a separate clinical publication reporting all the data obtained in the trial, as well as radiopharmaceuticals. OTSA101-DTPA was labeled with 111In or 90Y according to a modified protocol [1].
1011 cells were harvested by centrifugation and a nuclear extract was prepared according to a modified protocol of Dignam [45].
Chromatin immunoprecipitation (ChIP) assays were performed according to a modified protocol from the acetyl-histone H3 immunoprecipitation kit manual (Upstate).
On two consecutive days each subject performed a stepwise CPET according to a modified Jones protocol (16 Watt per minute stages) as well as an individualized NYHA adapted protocol with 5 or 10 Watt/min stages in a randomized order.
Total nucleic acids (TNAs) extraction was performed according to a modified CTAB protocol.
To establish the accuracy the Welch Allyn 'Vital Signs' blood pressure monitor in pregnancy and pre-eclampsia according to a modified British Hypertension Society protocol.
Thirty-five subjects were treated with IV insulin (insulin aspart, Novo Nordisk, Bagsvaerd, Denmark) according to a modified Yale protocol, targeting a blood glucose level between 80 and 120 mg/dl [6].
We then generated SOD1 +/A272C specific iPSCs (SOD1 +/A272C iPSCs) and FUS +/G1566A specific iPSCs (FUS +/G1566A iPSCs) according to a modified reprogramming protocol (Takahashi et al., 2007; Okita et al., 2011; Liu et al., 2014; Ding et al., 2015; Fu et al., 2016) (Fig. 1A).
