Hypothesis on a casual link between EMF and an evolutionary class of cancer and spontaneous abortion.

Cancer biochemistry biophysics Pub Date : 1996-04-01
W G Cooper
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Abstract

A biophysical theory is presented that supports a causal link between EMF exposures and the different biological endpoints of cancer and spontaneous abortion. The model for time-dependent instability of DNA specificity [Biochem. Genet. 32, 383 (1994)] is assumed to have been operational since DNA became selected as the molecular structure for the genome. Species were consequently required to adapt mechanisms to protect haploid gene pools from the continuous time-dependent accumulation of evolutionary base substitutions. To this end, conserved genetic domains containing mutation-intolerance thresholds are a result of natural selection operating on time-dependent base substitutions. "P53-type" genes are examples of such conserved domains with point mutation thresholds. When the oocyte is fertilized, conserved domains express wild type keto-amino genetic information. During subsequent development and growth, time-dependent evolution events populate G-C sites with enol-imine stationary states that can be transcribed and/or replicated to express transversion and transition mutations. As the level of evolution events would approach the intolerance threshold in the haploid genome, point mutation sensitive genes from conserved diploid domains, e.g. "p53-type" genes, would generate amino acid substituted proteins that have been evolutionarily selected to participate in species preservation by removing from the gene pool those haploid genomes containing advanced levels of mutation which, if propagated, would be inconsistent with survival. Consistent with the evolutionary origin of cancer hypothesis [Cancer Biochem. Biophys: 13, 147 (1993)], perturbations that would enhance rates of populating G-C sites with enol-imine states could accelerate point mutation "activation" of "p53-type" genes that could be manifested as premature cancer in living populations or expressed as spontaneous abortion in unborn populations. The evolution event "rate constant" is (gamma/h)2 where gamma is the quantum mechanical energy shift between G-C states. This expression implies that "additional" magnetic fields could increase rates of populating enol-imine states due to Lorentz force momentum transfer to metastable proton oscillators where induced electric fields and local currents would subject elevated energy proton oscillators to collisional de-exciatations which would increase the energy density of chemical bonds that support hydrogen bonds in DNA, thereby introducing larger energy shift values in (gamma/h)2. This hypothesis is explored for "additional" magnetic fields in the range of 0.15 to 0.01 gauss where the influence of magnetic enhancement energies on rates of populating enol-imine stationary states is evaluated, using Gurney and Condon tunneling time calculations for unperturbed and magnetically enhanced protons to escape metastable keto-amino energy wells. Model calculations are qualitative and are consistent with the experimentally testable hypothesis that "additional" magnetic fields could cause increased rates of accumulating evolutionary base substitutions, thereby increasing probabilities of activating "p53-type" genes which could cause increased incidence of spontaneous abortion in unborn populations and increased incidence of cancer in living populations.

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电磁场与某类进化癌症和自然流产之间偶然联系的假设。
提出了一种生物物理理论,支持电磁场暴露与癌症和自然流产的不同生物学终点之间的因果关系。DNA特异性的时间依赖性不稳定性模型[生物化学]。基因,32,383(1994)]被认为自DNA被选择为基因组的分子结构以来一直在运作。因此,物种需要适应机制来保护单倍体基因库免受进化碱基替换的持续时间依赖性积累。为此,包含突变不耐受阈值的保守遗传结构域是自然选择在时间依赖的碱基替换上操作的结果。“p53型”基因就是这种具有点突变阈值的保守结构域的例子。当卵母细胞受精时,保守结构域表达野生型酮胺遗传信息。在随后的发育和生长过程中,具有时间依赖性的进化事件填充了具有烯醇-亚胺固定状态的G-C位点,这些固定状态可以被转录和/或复制以表达翻转和过渡突变。由于单倍体基因组的进化事件水平将接近不耐受阈值,来自保守二倍体结构域的点突变敏感基因,如。“p53型”基因,将产生氨基酸替代蛋白质,这些蛋白质通过从基因库中移除那些含有高级突变的单倍体基因组来参与物种保存,这些突变如果繁殖,将与生存不一致。与癌症进化起源假说一致[癌症生物化学]。生物物理:13,147(1993)],扰动会增加烯醇-亚胺态填充G-C位点的比率,可能会加速“p53型”基因的点突变“激活”,这可能表现为活人群的过早癌症或未出生人群的自然流产。演化事件的“速率常数”为(gamma/h)2,其中gamma为G-C态之间的量子力学能量转移。这个表达式意味着“额外的”磁场可以增加烯醇-亚胺态的填充率,这是由于洛伦兹力动量转移到亚稳态质子振子,在亚稳态质子振子中,感应电场和局部电流会使高能量质子振子发生碰撞脱激,这将增加DNA中支持氢键的化学键的能量密度,从而引入更大的能量位移值(γ /h)2。在0.15至0.01高斯范围内的“附加”磁场中,利用Gurney和Condon隧穿时间计算未扰动和磁增强质子逃离亚稳态酮氨基能阱,研究了磁增强能对烯醇-亚胺稳态填充率的影响。模型计算是定性的,与实验可验证的假设是一致的,即“额外的”磁场可能导致进化碱基取代的积累速率增加,从而增加激活“p53型”基因的概率,而p53型基因可能导致未出生人群中自然流产的发生率增加,并增加生活人群中癌症的发生率。
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