JPH02247120A - Proliferation inhibitor against malignant tumor cells - Google Patents

Proliferation inhibitor against malignant tumor cells

Info

Publication number
JPH02247120A
JPH02247120A JP6392689A JP6392689A JPH02247120A JP H02247120 A JPH02247120 A JP H02247120A JP 6392689 A JP6392689 A JP 6392689A JP 6392689 A JP6392689 A JP 6392689A JP H02247120 A JPH02247120 A JP H02247120A
Authority
JP
Japan
Prior art keywords
fraction
medium
malignant tumor
heptadecanol
culture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6392689A
Other languages
Japanese (ja)
Inventor
Nobuo Ikegawa
池川 信夫
Tetsuo Ikegawa
哲郎 池川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koken Co Ltd
Original Assignee
Koken Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koken Co Ltd filed Critical Koken Co Ltd
Priority to JP6392689A priority Critical patent/JPH02247120A/en
Publication of JPH02247120A publication Critical patent/JPH02247120A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To obtain the title inhibitor which is composed of 2-heptadecanol, a fraction of active ingredients which are collected by extracting the filtrate after cell separation from the culture mixture of an animal malignant tumor cells. CONSTITUTION:The Eagle's MEM culture medium containing 10% bovine fetal serum is used as a growth medium and extraction medium to pre-culture the Hel cells originating from human uterus cancer in the growth medium, then transferred into the serum-free medium to continue the cultivation. The resultant culture mixture is freeze-dried to collect hygroscopic crude powder, then the powder is suspended in methanol to separate the components soluble in methanol and the solvent is distilled off under reduced pressure. The residue is dissolved in purified water, adjusted in pH to 8.0 with dilute aqueous ammonia, extracted with butanol, and the crude active substance is subjected to silica-gel chromatography to obtain a mixture mainly containing 2-heptadecanol as an active fraction of less polarity than that of cholesterol.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は、悪性腫瘍細胞増殖抑制剤に関するものである
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a malignant tumor cell proliferation inhibitor.

従来の技術 動物の悪性腫瘍細胞の培養後培地より前記悪性腫瘍細胞
を除き、残った培地をn−ブタノールを溶媒として抽出
操作を行い、次にこれを蒸発乾固したものからなる人の
悪性腫瘍細胞増殖抑制剤が特開昭60−28930号と
して提案されている。
Prior Art After culturing animal malignant tumor cells, the malignant tumor cells are removed from the medium, the remaining medium is extracted using n-butanol as a solvent, and this is then evaporated to dryness. A cell proliferation inhibitor has been proposed in JP-A No. 60-28930.

発明が解決しようとする課題 しかし、前記従来の技術によって得られた悪性腫瘍細胞
増殖抑制剤は、有効物質が特定されていないため有機的
に合成することができず、製造コストが高いうえ不純物
が含まれているため増殖抑制効果が十分でなかった。
Problems to be Solved by the Invention However, the malignant tumor cell proliferation inhibitors obtained by the above-mentioned conventional techniques cannot be organically synthesized because the effective substance has not been identified, and the manufacturing cost is high and impurities are present. However, the anti-proliferation effect was not sufficient.

本発明は、純粋で抑制効果が高く、安価な悪性腫瘍細胞
増殖抑制剤を提供することを目的とする。
An object of the present invention is to provide a pure, highly suppressive, and inexpensive malignant tumor cell proliferation inhibitor.

課題を解決するための手段 本発明の人の悪性腫瘍細胞増殖抑制剤は、2ヘプタデカ
ノールからなることを特徴どするものであのる。
Means for Solving the Problems The human malignant tumor cell proliferation inhibitor of the present invention is characterized by comprising 2-heptadecanol.

発明の効果 本発明の悪性腫瘍細胞増殖抑制剤は、2−ヘプタデカノ
ールが有機合成可能であるため安価な抗腫瘍剤として供
給でき、悪性ff1li瘍細胞増殖抑制効果も高い。
Effects of the Invention The malignant tumor cell proliferation inhibitor of the present invention can be supplied as an inexpensive antitumor agent because 2-heptadecanol can be organically synthesized, and has a high effect of suppressing the proliferation of malignant ff1li tumor cells.

また、正常細胞に対しても多少の増殖抑制作用は認めら
れるが、悪性腫瘍細胞に対する増殖抑制力とは著しい差
異があり、在来の抗腫瘍剤のような副作用はほとんどな
い。
In addition, although some growth-inhibiting effects are observed on normal cells, there is a marked difference in the ability to suppress the growth of malignant tumor cells, and there are almost no side effects like conventional anti-tumor agents.

実施例 以下、実施例により説明する。Example Examples will be explained below.

1〉製 法 10%牛新生児血清を添加したイーグルのMEM培地(
細菌学実習提要、東大医科学研究所学友会編、412頁
参照)を生長用培地及び抽出用の培地として使用する。
1> Production method Eagle's MEM medium supplemented with 10% neonatal bovine serum (
Bacteriology Practice Handbook, edited by the University of Tokyo Institute of Medical Science Alumni Association, p. 412) is used as the growth medium and extraction medium.

まず、人子宮癌由来のHe1a細胞(S3)を成長用培
地で5日間37℃で前培養し、その後1回洗って血清を
除く。次に、これを抽出用培地に31中に移植し、5%
炭酸ガス畔卵器中35℃で静置培養する。このとき10
日間ぐらいまで培養を続ける。
First, human uterine cancer-derived He1a cells (S3) are precultured in a growth medium at 37° C. for 5 days, and then washed once to remove serum. Next, this was transplanted into an extraction medium of 31% and 5%
Static culture is carried out at 35°C in a carbon dioxide tank. At this time 10
Continue culturing for about a day.

この培養物を凍結乾燥して31の培地から約45(]の
吸湿性粗粉末を得、このうち100を500111j!
のメタノールに懸濁し、よく撹拌してメタノール可溶物
を分離し、溶媒を減圧留去する。
This culture was freeze-dried to obtain approximately 45 (] of hygroscopic crude powder from 31 media, of which 100 was 500111j!).
The mixture was suspended in methanol, stirred thoroughly to separate methanol-soluble materials, and the solvent was distilled off under reduced pressure.

これを200m1の精製水中で溶解し、稀アンモニア水
にてPH8,0とした後、周間のブタノールで3回抽出
する。
This was dissolved in 200 ml of purified water, adjusted to pH 8.0 with dilute aqueous ammonia, and then extracted three times with butanol.

この操作を繰返して、814n+oの粗酒性物質(He
la−8Bと称する〉を得る。
By repeating this operation, 814n+o crude alcoholic substance (He
(referred to as la-8B) was obtained.

このようにして得た活性物質@ ela−8Bをシリカ
ゲル充填のカラム(直径4 cm、長さ30cm)に通
し、クロロホルム、メタノール、171%アンモニア水
(容積比100:30:1.2>の混合液により溶出し
、活性分画を集めた。
The active substance @ ela-8B thus obtained was passed through a column packed with silica gel (diameter 4 cm, length 30 cm) and mixed with chloroform, methanol, and 171% aqueous ammonia (volume ratio 100:30:1.2). The active fractions were collected.

さらに、その活性分画をシリカゲル・カラムクロマトグ
ラフ(直径3 cm、長さ5Qcm)でヘキザン、酢酸
エステル(7:1)で溶出し、さらにその比を5=1に
かえて溶出し、活性物質15I(Itを得た。この活性
のある4つのフラクションを極性の低い順に記すと次の
とおりである。
Further, the active fraction was eluted with hexane and acetate (7:1) using a silica gel column chromatograph (diameter 3 cm, length 5 Q cm), and then the ratio was changed to 5=1 to elute the active substance. 15I (It) was obtained. The four active fractions are listed in descending order of polarity as follows.

(1)長鎖アルカノールフラクション コレステロールよりやや極性の低い活性のあるフラクシ
ョンを集め、再度シリカゲルカラムクロマトグラフィで
精製する。
(1) Long-chain alkanol fraction The active fraction, which is slightly less polar than cholesterol, is collected and purified again by silica gel column chromatography.

溶出にはn−ヘキサンと酢酸エチルを 5:1で混合した溶出液を用い、活性物質(Hela−
88>9.80より40mgのフラクションを得た。
The active substance (Hela-
Since 88>9.80, a 40 mg fraction was obtained.

この一部をそのまま及びトリメチルシリル(TMS>a
導体としてガスクロマトグラフ質量分析(GC−MS)
にて分析し、本フラクションは2−ヘプタデカノールを
主成分とする混合物からなることがわかった。
Part of this was used as is and trimethylsilyl (TMS>a
Gas chromatography mass spectrometry (GC-MS) as a conductor
It was found that this fraction consisted of a mixture containing 2-heptadecanol as the main component.

そのまま分析した結果を第1図に、TMS体として分析
した結果を第2図に示し、さらに、磁気共鳴(NMR)
のデータを第5図に小す。
Figure 1 shows the results of the analysis as it is, Figure 2 shows the results of the analysis as a TMS body, and furthermore, the results of the analysis using magnetic resonance (NMR) are shown in Figure 1.
The data are shown in Figure 5.

また、質量分析(MS)のデータ及びNMRのデータよ
り決定された成分の構造を表1にボす。
Table 1 also shows the structures of the components determined from mass spectrometry (MS) data and NMR data.

表1 さらに、本フラクションのNMR(重水素化クロロホル
ムの化学シフト値は第5図に示すとおり)であり、2−
ヘプタデカノールが主成分であることと合致する。
Table 1 Furthermore, the NMR of this fraction (the chemical shift value of deuterated chloroform is shown in Figure 5) is 2-
This is consistent with heptadecanol being the main component.

なお、合成した2−ヘプタデカノールをそのままでGO
−MSにて分析した結果(第2図参照)、及びTMS体
として分析した結果(第4図参照)、GCの保持時間及
びM’Sが本フラクションの主成分と完全に一致した。
In addition, the synthesized 2-heptadecanol can be directly used as GO.
-The results of analysis by MS (see Figure 2) and the results of analysis as a TMS body (see Figure 4) showed that the GC retention time and M'S completely matched the main component of this fraction.

また、NMRも近似していた。Moreover, the NMR values were also similar.

(2)フェノール性成分 コレステロールよりやや極性の低い、塩化鉄(III)
で褐色に焼ける紫外吸収のある、活性のあるフラクショ
ンを集め、ヘキザン、酢酸エチル(容積比4:1〜3:
1)の混合液を溶出液とし、再度シリカゲルカラムクロ
マトグラフィで精製し、He1a−8B  9.8gよ
り39II1gの油状物質を得た。
(2) Iron (III) chloride, which is slightly less polar than phenolic component cholesterol
Collect the active fraction with ultraviolet absorption that burns brown and add hexane and ethyl acetate (volume ratio 4:1 to 3:
The mixture of 1) was used as an eluent and purified again by silica gel column chromatography to obtain 1 g of 39II oily substance from 9.8 g of He1a-8B.

この油状物質の130の核磁気共鳴吸収(第6図参照)
の結果、及びこの油状物質をそのままでMSにて分析(
第7図参照)ざらにTMS誘導体としてMSにて分析(
第8図参照)した結果、2−ヒドロキシ−1−(P−ヒ
ドロキシフェニール)−5−メチルヘキサン3−ワンが
見出された。
130 nuclear magnetic resonance absorption of this oily substance (see Figure 6)
As a result, this oily substance was analyzed as it is by MS (
(See Figure 7) Analyzed by MS as a TMS derivative (
(see Figure 8), 2-hydroxy-1-(P-hydroxyphenyl)-5-methylhexane 3-one was found.

その構造式は次のとおりであることがわかる。It can be seen that its structural formula is as follows.

または、 (3)脂肪酸フラクション シリカゲルカラムクロマトグラフィで集めた脂肪酸フラ
クションを、ベンゼン、酢酸エチル(容積比2:1〜1
:1、但し1%の酢酸を含む)の混液を用い、再度シリ
カゲルカラムクロマトグラフィで精製し、He1a−8
B3.1gより125m(lの本フラクションを得た。
(3) Fatty acid fraction The fatty acid fraction collected by silica gel column chromatography is mixed with benzene and ethyl acetate (volume ratio 2:1 to 1).
:1, but containing 1% acetic acid), was purified again by silica gel column chromatography, and He1a-8
125 m (l) of this fraction was obtained from 3.1 g of B.

本フラクションの一部をジアゾメタンにてメチルエステ
ル誘導体としてG C−M Sにて分析した結果、第9
図に示すように本フラクションはいくつかの脂肪酸混合
物であることがわかった。
As a result of analyzing a part of this fraction with diazomethane as a methyl ester derivative by G C-MS, it was found that
As shown in the figure, this fraction was found to be a mixture of several fatty acids.

GC−MSのデータより決定された成分を表2に示す。Table 2 shows the components determined from the GC-MS data.

表2 (4)モノグリセライドフラクション シリカゲルカラムクロマトグラフィでコレステロールよ
り遥かに極性の高い活性のあるフラクションを集め、こ
れをベンゼン、酢酸エチル(容積比1:1〜1:2)の
混液を溶出液とし再度シリカゲルカラムクロマトグラフ
ィで精製し、He1a−8B  9.8gより1.5+
ngの本フラクションを得た。
Table 2 (4) Monoglyceride fraction Collect the active fraction, which is much more polar than cholesterol, by silica gel column chromatography and reuse it on silica gel using a mixture of benzene and ethyl acetate (volume ratio 1:1 to 1:2) as the eluent. Purified by column chromatography, 1.5+ from 9.8g of He1a-8B
ng of this fraction were obtained.

本フラクションはNMRにてグリセライド様スペクトル
を示しく第12図参照)、薄層クロマトグラフ(TLC
)でRf値は0.1(展開溶媒ベンゼン−酢酸エチル2
:1)であり、i −monolinolenoyl 
glycerol と一致した。
This fraction shows a glyceride-like spectrum in NMR (see Figure 12) and thin layer chromatography (TLC).
) and the Rf value is 0.1 (developing solvent benzene-ethyl acetate 2
:1) and i-monolinolenoyl
It was consistent with glycerol.

また、アセチル化により2個のアセテートが入ることか
らもモノグリセライドであると考えられ、本フラクショ
ンの一部をトリメチルシリル(TMS)誘導体としてG
 O−M Sにて分析した結果、第10図及び第11図
に小すように、本フラクションは主成分をペンタデカノ
ールグリセライドとするいくつかの混合物からなること
がわかった。
In addition, it is thought that it is a monoglyceride because two acetates are introduced by acetylation, and a part of this fraction is converted into a trimethylsilyl (TMS) derivative.
As a result of analysis by O-MS, it was found that this fraction was composed of several mixtures whose main component was pentadecanol glyceride, as shown in FIGS. 10 and 11.

GC−MSのデータより決定された成分を表3に示す。Table 3 shows the components determined from the GC-MS data.

表3 なお、これらが、2−モノグリセライドではなく、1−
モノグリセライドであることは、マススペクトルの解裂
パターンにおいてM−15゜M−TMSOCH2が強く
でること(Lipidisl、371(1966))よ
り明らかである。
Table 3 Note that these are not 2-monoglycerides, but 1-monoglycerides.
The fact that it is a monoglyceride is clear from the strong appearance of M-15°M-TMSOCH2 in the dissociation pattern of the mass spectrum (Lipidisl, 371 (1966)).

2)抗腫瘍活性の検定 次に、2−ヘプタデカノールを主成分とする長鎖アルカ
ノールフラクションの抗癌作用について検討する。悪性
腫瘍細胞試料としてHela−83及び白面癌細胞L−
5178Y、L−1210を1X10”ケを10%牛脂
児血清添加の出版合成培地RPMI−16/ioに移植
し、37°Cで炭酸ガスインキュベータで48R間培養
後、その生細胞を1〜リパンブル一染色法で決定して■
c5゜(半数の細胞増殖を抑制する試If fJ度μ(
]/ ml )を求めた。なお、l−1e l a細胞
の場合は31目に判定した。
2) Assay of antitumor activity Next, the anticancer effect of the long chain alkanol fraction containing 2-heptadecanol as a main component will be examined. Hela-83 and Shiramen cancer cell L- as malignant tumor cell samples
5178Y, L-1210 were transplanted into published synthetic medium RPMI-16/io containing 10% tallow serum and cultured for 48R in a carbon dioxide gas incubator at 37°C. Determined by staining method■
c5゜(Test to suppress half of cell proliferation If fJ degree μ(
]/ml) was determined. In addition, in the case of l-1e la cells, the determination was made at the 31st day.

その結果を表4に示づ5、 表4The results are shown in Table 45. Table 4

【図面の簡単な説明】[Brief explanation of drawings]

第1図は、長鎖アルカノールフラクションをそのままG
C−MSにて分析した図、 第2図は、長鎖アルカノールフラクションをTMS誘導
体としてGO−MSにて分析した図、第3図は、合成2
−ヘプタデカノールをそのままGC−MSにて分析した
図、 第4図は、合成2−ヘプタデカノールをTMS誘導体と
してGC−MSにて分析した図、第5図は、長鎖アルカ
ノールフラクションのNMRを示す図、 第6図は、同上の130−NMRを示す図、第7図は、
フェノール性成分をそのままでMSにて分析、した図、 第8図は、フェノール性成分をTMS誘導体としてMS
にて分析した図、 第9図は、脂肪酸フラクションをメチルエステル誘導体
としてGC−MSにて分析した図、第10図は、1−m
onolinolenoyl glycerol dT
MSエーテルのGC−MS分析図、 第11図は、モノグリセライドフラクションをTMS誘
導、体にて分析した図、 第12図は、モノグリセライドフラクションのNMRを
示す図である。 璧具菌趣旧
Figure 1 shows the long-chain alkanol fraction as it is.
Figure 2 is a diagram of long-chain alkanol fraction analyzed by GO-MS as a TMS derivative, Figure 3 is a diagram of synthesis 2.
-Heptadecanol as it is analyzed by GC-MS. Figure 4 is a GC-MS analysis of synthesized 2-heptadecanol as a TMS derivative. Figure 5 is NMR of a long-chain alkanol fraction. Figure 6 is a diagram showing 130-NMR of the same as above, Figure 7 is a diagram showing 130-NMR of the same as above.
Figure 8 shows the phenolic components analyzed by MS as they are.
Figure 9 shows the analysis of the fatty acid fraction as a methyl ester derivative by GC-MS, and Figure 10 shows the analysis of the 1-m
onolinolenoyl glycerol dT
GC-MS analysis diagram of MS ether; Figure 11 is a diagram showing the monoglyceride fraction analyzed by TMS induction in the body; Figure 12 is a diagram showing the NMR of the monoglyceride fraction. Old-fashioned fungus

Claims (1)

【特許請求の範囲】[Claims] 2−ヘプタデカノールからなることを特徴とする人の悪
性腫瘍細胞増殖抑制剤。
A human malignant tumor cell proliferation inhibitor comprising 2-heptadecanol.
JP6392689A 1989-03-17 1989-03-17 Proliferation inhibitor against malignant tumor cells Pending JPH02247120A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6392689A JPH02247120A (en) 1989-03-17 1989-03-17 Proliferation inhibitor against malignant tumor cells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6392689A JPH02247120A (en) 1989-03-17 1989-03-17 Proliferation inhibitor against malignant tumor cells

Publications (1)

Publication Number Publication Date
JPH02247120A true JPH02247120A (en) 1990-10-02

Family

ID=13243436

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6392689A Pending JPH02247120A (en) 1989-03-17 1989-03-17 Proliferation inhibitor against malignant tumor cells

Country Status (1)

Country Link
JP (1) JPH02247120A (en)

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