The new PNAS study also sheds light on the difference between meaning and happiness, but on the biological level.

新的 PNAS 研究也揭示了意义和幸福之间的差异，但只是在生物学层面上。

The research was published in PNAS.

这项研究发表在《美国科学院院刊》（PNAS）上。

The PNAS study appears to support his view.

PNAS的研究似乎支持他的看法。

The findings are published this week in the journal PNAS.

该发现发表在本周杂志PNAS上。

The findings have been published in the medical journal PNAS.

这一发现已在美国国家科学院院刊（PNAS）上发表了。

The study will appear in the print edition of PNAS on January 2.

这项研究将会刊登在一月二日出版的《美国国家科学院院刊》的印刷版本中。

PNAS. Dark red is an increase of 0.3 millimeters per day; dark blue, a decrease of 0.3 millimeters.

美国国家科学院院刊.深红代表每天0.3毫米的增长；深蓝代表0.3毫米的下降。

Thus, it is possible to significantly suppress nonsense mutations within target genes using antisense PNAs.

由此可见，反义pna有可能在靶基因区域显著性抑制无义突变。

The unnatural backbone of PNAs also means that PNAs are particularly resistant to protease and nuclease degradation.

PNA的非天然骨架也使得PNA能有效对抗蛋白酶和核酸酶的降解。

But in the Arctic, another feedback may stabilize the ice, wrote Max Planck Institute meteorologist Dirk Notz in PNAS.

然而，马克斯·普朗克研究所的气象学家德克·诺茨在《美国国家科学院学报》撰文，说北极的冰盖是稳定的。

An additional consequence of the polyamide backbone is that PNAs hybridize virtually independently of the salt concentration.

关于聚酰胺骨架的另一个推论是：PNA的杂交与溶液盐溶度无关。

As described in the PNAS paper, about one-third (29 percent) of people with a Factor H risk variant had not been diagnosed with AMD.

正如PNAS的一篇文章所描述的那样，大约三分之一（29％）携带因子H 突变的人没有患AMD。

Thus, the Tm of PNA–DNA duplex is barely affected by low ionic strength. This significantly facilitates the hybridization with the PNAs.

因此，PNA-DNA 的热熔温度几乎不受弱离子强度的影响，十分有利于PNA的杂交。

In the newest PNAS study, scientists examined a remarkable fossil specimen that had feathers on all four limbs, somewhat resembling a bi-plane.

在这项最新的发表在PNAS上的研究中，科学家仔细考察了一块奇特的化石标本“小盗龙”（mircoraptor），这块化石上的四肢全部都有羽毛，有点类似两栖飞机（bi-plane）。

The results are posted publicly and hundreds of researchers have already accessed the PNAS study results and applied them to their own projects.

研究结果公开公布，数百位研究者已经获取了PNAS的研究结果，并将其应用到他们自己的研究中。

The authors of the PNAS paper used a set of blurry, tricky images to pinpoint the differences between computer vision models and the human brain.

论文的作者使用一组模糊、复杂的图像来确定计算机视觉模块与人类大脑的差异。

To allow others to replicate and build on work published in PNAS, authors must make materials, data, and associated protocols available to readers.

为使他人能够重复和进一步开展发表在PNAS上的文章所介绍的工作，作者必须使读者能够获得材料、数据和相关的原始材料。

JV: Your PNAS paper mentions that Balaur bondoc had large muscles around its pelvis area, as well as fused bones. How then would this dinosaur have moved?

珍：你在美国国家科学院院刊上的论文提到巴拉乌尔·邦多克龙的骨盆附近有着很大的肌肉，而且骨骼之间有着固定的连接。那么这种恐龙要如何移动呢？

They "were associated with large and abrupt changes in surface climate," wrote Potsdam Institute climatologists Matthias Hofmann and Stefan Rahmstorf in pnas.

它们“与洋面气候出现大面积和突然的变化有关，”在《美国国家科学院学报》上发表文章的波茨坦研究所气候学家马蒂亚斯·霍夫曼和斯特凡·拉姆斯托夫认为。

While the PNAS study patient sample was small, techniques based on it are now being used to study 150 patients per year throughout the Glue grant infrastructure.

PNAS研究的患者样本很少，该研究应用的技术正用于通过Glue奖机构进行的每年150例患者的研究。

Objective to observe specific binding ability of anti-PNAS-2 single chain antibody with PNAS-2 antigen and its effects on apoptosis of human leukemic U937 cells.

目的观察抗PNAS - 2单链抗体与PNAS - 2抗原特异性结合的能力，并在此基础上探究其对急性单核细胞白血病u 937细胞凋亡的影响。

Their results, which are published in the American scientific journal PNAS, can enable the development of vaccines and therapies to combat severe malarial infections.

他们的结果出版在美国科学杂志pnas上，促进了抗严重疟疾感染的疫苗和治疗的研究。

"We propose that REM sleep is important for assimilating new information into past experience to create a richer network of associations for future use," they told PNAS.

“新信息吸收后并融入过去经验中，形成一个可将来使用的丰富联想网络，在这方面，我们认为快速眼动期扮演重要角色。”他们向《国家科学研究院学报》说。

They also suggest that there is a link between the sociality of mammals and the size of their brains relative to body size, according to a study published in the PNAS journal.

同时，他们还发现哺乳动物的社会性同其大脑相较于体型的尺寸有着某种千丝万缕的联系。这一研究成果已经在美国国家科学院院报(PNAS journal)上发表。

She oversaw the separation of white blood cells into pure samples for the PNAS study, and continues to determine cell surface protein expression for the larger Glue grant team.

Miller - Graziano在PNAS的研究中监督了将血样分离成纯样的过程，在更大规模的Glue奖组研究中继续确认了细胞表面蛋白的表达。

Other co-authors of the paper in PNAS are Elena Dubikovskaya, a graduate student at the time this work was done and now a postdoctoral fellow at University of California-Berkeley;

该报道的其他合著者为：Elena Dubikovskaya，完成这个工作时是研究生，现在是加州大学伯克利分校的博士后研究员；

The Oxford researchers, with colleagues at the MD Anderson Cancer Center at the University of Texas, Houston, confirm their approach works in results published in the journal PNAS.

牛津大学的研究员和休斯顿德克萨斯大学的MD Anderson肿瘤中心的同事，确认了他们的工作成就，并发表在PNAS杂志上。

That switch, which occurs just as the rats start to master the maze, likely signals that a habit has been formed, says MIT Institute Professor Ann Graybiel, senior author of the PNAS paper.

这个转变，就发生在当老鼠开始掌握了迷宫，可能也是行为形成的信号，麻省理工学院教授安·格雷比尔，同时也是美国国家科学院院刊高级作者，在文中说道。

In addition, the unique chemical, physical and biological properties of PNAs have been exploited to produce powerful biomolecular tools, antisense and antigene agents, molecular probes and biosensors.

此外，鉴于肽核酸独特的理化和生物学性能，人们正尝试将其用于生物分子工具、反义和反基因制剂、分子探针和生物传感器。