The phrase "a twofold amount" is correct and usable in written English.
It can be used when referring to a quantity that is double or twice the original amount.
Example: "The company reported a twofold amount of revenue compared to last year, indicating significant growth."
Alternatives: "a double amount" or "twice the amount".
It should be noted that when we sought for reads representing insertion edges (2B and 3B), we found a twofold amount compared with that found when searching for internal reads with complete alignment with both genomes (2A and 3A).
A triple overlapping PCR was performed with equimolar amounts of the flanking PCR fragments and a twofold amount of the kanamycin cassette PCR product using PhusionFlash High-Fidelity PCR Master Mix (Thermo Fisher Scientific, Waltham, USA).
The mouse gut also possesses a twofold higher amount of replication recombination and repair [L] genes than average (P < 10-40, Additional file 5: Table S4).
Total dimensional flux of the degree of freedom in the domain of natural numbers is obtained as the result of twofold amount by which integer values of hyperspherical function HS k,n,r), (k, n, r ≥ 0) are respected.
Thus, if we assume that the slip deficit has accumulated for 200 or 300 years, it would create a twofold or threefold amount of slip in the same rupture area.
PGE2 systemically given to dogs (6 mg/kg/day orally) during experimental rib fracture healing, led to a twofold increase in the amount of soft tissue callus at 2 weeks and a comparable increase in the amount of bony and cartilaginous callus at 6 weeks [ 24].
To quantify this, what Level 3 wants is to pressure Comcast into accepting more than a twofold increase in the amount of traffic Level 3 delivers onto Comcast's network — for free.
A twofold decrease of NGB amounts was observed in Hq retinas.
Addition of MIF to proliferating DU-145 prostate cancer cells resulted in a twofold increase in the relative amount of active MMP-2 [ 54].
